silicon tetrafluoride formula


EU. The bonds in tetrafluoromethane have a bonding energy of 515 kJ⋅mol −1. The information is aggregated from the data coming from REACH substance registrations provided by industry. [3] The corresponding GeF4 is prepared analogously, except that the thermal "cracking" requires 700 Â°C. The CLP Regulation makes sure that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union. This colorless compound is notable for having a narrow liquid range: its boiling point is only 4 Â°C above its melting point. REACH regulation aims to improve the protection of human health and the environment from the risks that can be posed by chemicals. It is a gaseous form with the chemical formula SiF4. in case of consumer and professional uses). For readability purpose, only non-confidential use descriptors occurring in more than 5% of total occurrences are displayed. This information is only displayed if the substance is well-defined, its identity is not claimed confidential and there is sufficient information available in ECHA’s databases for ECHA’s algorithms to generate a molecular structure. Reacts violently to explosively with lithium nitride [Porritt, L. J., Chem. The molecular formula for Silicon Tetrafluoride is SiF4. The EC or list number is the primary substance identifier used by ECHA. This Directive establishes rules for the safe transport of dangerous goods between EU countries by road, rail, and waterway. It is used to seal water out of oil wells and in the production of Silicon and Fluosilicic Acid. ECHA maintains the C&L Inventory, but does not review or verify the accuracy of the information. When heated to decomposition SILICON TETRAFLUORIDE emits toxic fluoride fumes [Lewis, 3rd ed., 1993, p. 1138]. Substances listed in the EINECS, ELINCS, or NLP inventories. The EC Inventory is a combination of three independent European lists of substances from the previous EU chemicals regulatory frameworks (EINECS, ELINCS and the NLP-list). Production can reach several tonnes per day. Harmonisation is based on the substance’s physical, toxicological and eco-toxicological hazard assessment. 3.2, Table A), Directive 2008/68/EC, last amended by Regulation 2019/1243/EU, 25 July 2019, EU. Shimizu, M. "Silicon(IV) Fluoride" Encyclopedia of Reagents for Organic Synthesis, 2001 John Wiley & Sons. What is the Classification and Labelling Inventory? A substance identified primarily by an EC or list number may be linked with more than one CAS number, or with CAS numbers that have been deleted. InfoCards are updated when new information is available. Substances which have been registered and can be placed on the EEA market by those companies with a valid registration. Product name: Silicon tetrafluoride Additional identification Chemical name: Silicon tetrafluoride Chemical formula: SiF4 INDEX No. The type of uses and classifications may vary between different submissions to ECHA and for a full understanding it is recommended to consult the source data. Substance: Silicon Tetrafluoride CAS RN: 7783-61-1 Shipping Name/Number: UN 1859; Silicon tetrafluoride State: gas Color: colorless Odor: other odor pH: acid (0-6) strong acid (3) mod. Therefore silicon tetrafluoride formula is … Note that for readability purposes, only the pictograms, signal words and hazard statements referred in more than 5% of the notifications under CLP are displayed. More information about the EC Inventory can be found here. The required BaSiF6 is prepared by treating aqueous hexafluorosilicic acid with barium chloride. inside a watch) or with very low concentrations considered not to pose risks to human health or the environment. ECHA organises consultations to get feedback from all interested parties and to gather the widest possible range of scientific information for the regulatory processes. silicon tetrafluoride. *There is no "flour" in fluorine. Attacks many metals in the presence of moisture. These notifications can be provided by manufacturers, importers and downstream users. Silicon tetrachloride Names IUPAC name Silicon chloride Other names Silicon tetrachloride Tetrachlorosilane Identifiers CAS Number 10026-04-7 Y 3D model Interactive image ChemSpider … ECHA has no public registered data indicating whether or into which articles the substance might have been processed. The SI base unit for amount of substance is the mole. The ‘Substance identity’ section is calculated from substance identification information from all ECHA databases. Such notifications are required for hazardous substances, mixtures, or articles, manufactured or imported at over 1 kg per annum. Mol. Close Find out more on how we use cookies. Silicon tetrafluoride or Tetrafluorosilane is the chemical compound with the formula SiF4. Note that rounding errors may occur, so always check the results. It does not represent a new labelling, classification or hazard statement, neither reflect other factors that affect the susceptibility of the effects described, such as duration of exposure or substance concentration (e.g. The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. This database contains the RID's Dangerous Goods List, as implemented by the EU's Directive 2008/68/EC. Reacts violently with alcohols to form HF. 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Information on applicable regulatory frameworks is also automatically generated and may not be complete or up to date. This site is not fully supported in Internet Explorer 7 (and earlier versions). gas phase; switching reaction(F-)H2O, DG+-8. 7783-61-1 EC No. Guidance on safe use - recommendations by substance registrant on the proper use of the substance in various situations. Silicon tetrachloride | SiCl4 or Cl4Si | CID 24816 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. If generated, an InChI string will also be generated and made available for searching. This information has not been reviewed or verified by ECHA, and may change without prior notice. Silicon tetrafluoride | SiF4 or F4Si | CID 24556 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment. The Waste Framework Directive aims to protect the environment and human health from the generation and management of waste and to improve efficient use of resources. Interpretation Translation ... English-Chinese metallurgy dictionary. It is used for REASON FOR CITATION * Silicon Tetrafluoride is on the Hazardous Substance List because it is cited by DOT and NFPA. SiC + 4 F 2 → CF 4 + SiF 4 Reactions. If at least one company has indicated that the substance classification is affected by impurities or additives, this will be indicated by an informative sentence. Examples include recommended measures on fire-fighting, transport and recycling and disposal. Volcanic plumes contain significant amounts of silicon tetrafluoride. Some substance identifiers may have been claimed confidential, or may not have been provided, and therefore not be displayed. Temperature (K) A B C Reference Comment; 163.16 - 186.91: 8.37766: 1643.698: 18.344: Pace and Mosser, 1963: Coefficents calculated by NIST from author's data. The purpose of the information provided under this section is to highlight the substance hazardousness in a readable format. ECHA has no public registered data indicating whether or in which chemical products the substance might be used. Use descriptors are adapted from ECHA guidance to improve readability and may not correspond textually to descriptor codes described in Chapter R.12: Use Descriptor system of ECHA Guidance on information requirements and chemical safety assessment. For a detailed overview on identified uses and environmental releases, please consult the registered substance factsheet. It was first synthesized by John Davy in 1812. Silicon tetrafluoride or tetrafluorosilane is the chemical compound with the formula SiF4. Silicon tetrafluoride or tetrafluorosilane is the chemical compound with the formula SiF4. In that case, the ATP (Adaptation to Technical Progress) number is displayed. Tetrafluoromethane, like other fluorocarbons, is very stable due to the strength of its carbon–fluorine bonds. Science of the Total Environment, 640-641, 1044-1071; DOI: 10.1016/j.scitotenv.2018.05.319, National Institute for Occupational Safety and Health, "An Account of Some Experiments on Different Combinations of Fluoric Acid", Philosophical Transactions of the Royal Society of London, https://www.answers.com/Q/What_is_the_bond_length_of_the_H-H_bond, "High SiF4/HF ratio detected in Satsuma-Iwojima volcano's plume by remote FT-IR observation", https://en.wikipedia.org/w/index.php?title=Silicon_tetrafluoride&oldid=984177396, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Srpskohrvatski / српскохрватски, Creative Commons Attribution-ShareAlike License, This page was last edited on 18 October 2020, at 17:19. It was first synthesized by John Davy in 1812. The CLP Regulation uses the UN Global Harmonised System (GHS) and European Union Specific Hazard Statements (EUH). (a) Zinc carbonate can be heated to form zinc oxide and carbon dioxide. This database contains the ADN's Dangerous Goods List, as implemented by the EU's Directive 2008/68/EC. REACH registration dossiers have greater data requirements (such as supporting studies) than do notifications under CLP. This substance is used by professional workers (widespread uses), in formulation or re-packing and at industrial sites. If a substance is classified under multiple CLH entries, a link to the C&L Inventory is provided to allow users to view CLH information associated with the substance and no text is automatically generated for the InfoCard. Other release to the environment of this substance is likely to occur from: indoor use as processing aid. Silicon tetrafluoride Categories This reference contains the names of substances and descriptions of the chemical formulas (including the structural formula and the skeletal formula). More information about CAS and the CAS registry can be found here. It is a colourless volatile liquid that fumes in air. This section provides an overview of the calculated volume at which the substance is manufactured or imported to the European Economic Area (EU28 + Iceland, Liechtenstein and Norway). If the substance is covered by more than one CLH entry (e.g. A substance may have its use restricted to certain articles or products and therefore not all the examples may apply to the specific substance. BPR regulation aims to improve the functioning of the biocidal products market in the EU, while ensuring a high level of protection for humans and the environment. References The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following. [2] It is a tetrahedral molecule. The IUPAC name is tetrafluorosilane. It is used to produce high purity silicon and silica for commercial applications. Search results for tetrafluoride at Sigma-Aldrich. The molecular structure is based on structures generated from information available in ECHA’s databases. The CLP Regulation ensures that the hazards presented by chemicals are clearly communicated to workers and consumers in the European Union through classification and labelling of chemicals. Substances indicated, in 2009, as being intended to be registered by at least one company in the EEA. If available, additional information on classification and labelling (C&L) is derived from REACH registration dossiers submitted by industry. Dangerous Goods List (ADR, Chap. This substance is used in the following areas: scientific research and development. According to the classification provided by companies to ECHA in REACH registrations this substance is fatal if inhaled, causes severe skin burns and eye damage, causes serious eye damage and contains gas under pressure and may explode if heated. Other relevant information includes the following: To see the full list of notified classifications and to get more information on impurities and additives relevant to classification please consult the C&L Inventory. SiF4 is a by-product of the production of phosphate fertilizers, resulting from the attack of HF (derived from fluorapatite protonolysis) on silicates, which are present as impurities in the phosphate rock. Attacks many metals in the presence of moisture. ECHA has no public registered data indicating whether or in which chemical products the substance might be used. Occupational exposure limit (OEL) values are derived within two legal frameworks that form an integral part of the EU’s mechanism for protecting the health of workers. This Directive establishes rules for the safe transport of dangerous goods between EU countries by road, rail, and waterway. - CAS-No. The source is also providing more information like the publication year, authors and more. Danger! Compare Products: Select up to 4 products. Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director The source of the information is mentioned in the introductory sentence of the hazard statements. This substance is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, at ≥ 1 to < 10 per annum. Additionally, if available, information on the use of the substance and how consumers and workers are likely to be exposed to it can also be displayed here. See more. This website uses cookies to ensure you get the best experience on our websites. The per substance REACH registration status is being calculated and will be made available as soon as possible. The substance identifiers displayed in the InfoCard are the best available substance name, EC number, CAS number and/or the molecular and structural formulas. Silicon = 1 Tetra = 4. Silicon 4 tetrafluoride is prepared by direct halogenation of pure quartz or silicon carbide. Both are gases so the prefixes tell you how many 'parts' there are. Reacts violently to explosively with lithium nitride [Porritt, L. J., Chem. In addition, the molecular formula is F 4 Si and the molecular weight is 104.08. Substances for which classification and labelling data have been notified to ECHA by manufacturers or importers. It applies the European Agreements on the international transport of dangerous goods by road (ADR) and inland waterways (ADN), and the Regulations concerning the international carriage of dangerous goods by rail (RID). When heated to decomposition SILICON TETRAFLUORIDE emits toxic fluoride fumes [Lewis, 3rd ed., 1993, p. 1138]. 232-015-5 REACH Registration No. Silicon tetrafluoride EC Number: 232-015-5 EC Name: Silicon tetrafluoride CAS Number: 7783-61-1 Molecular formula: F4Si IUPAC Name: silicon(4+) tetrafluoride When information is available in all sources, the first two are displayed as a priority. Dangerous Goods List (ADN, Chap. The formula for silicon tetrafluoride [Note correct spelling*] is SiF4. disodium tetraborate EC no. Tetrafluoromethane can be prepared in the laboratory by the reaction of silicon carbide with fluorine. The date of the last update corresponds to the publication date of the InfoCard and not necessarily to the date in which the update occurred in the source data. Precautionary statements - describe recommended measures to minimise or prevent adverse effects resulting from exposure to a hazardous product or improper storage or handling of a hazardous product. This is unique source of information on the chemicals manufactured and imported in Europe. Brit., 1979, 15, p. 282]. Release to the environment of this substance can occur from industrial use: formulation of mixtures. [10] The silicon tetrafluoride is partly hydrolysed and forms hexafluorosilicic acid. czterofluorek krzemu. Silicon Tetrafluoride, also known as Tetrafluorosilance, is a toxic chemical compound which is colorless and has a strong odor. The EC Number is the numerical identifier for substances in the EC Inventory. Information on precautionary measures and the safe use is submitted by the registrant of a substance and the registrant is solely responsible for its accuracy and completeness. Convert grams Silicon Tetrafluoride to moles or moles Silicon Tetrafluoride to grams. The use information is displayed per substance life cycle stage (consumer use, in articles, by professional workers (widespread uses), in formulation or re-packing, at industrial sites or in manufacturing). [9] Some amounts are also emitted from spontaneous coal fires. However, substance notifications in the InfoCard are aggregated independently of the impurities and additives. Silicon tetrachloride or tetrachlorosilane is the inorganic compound with the formula SiCl4. (en) Harmonised classification and labelling is a legally binding classification and labelling for a substance, agreed at European Community level. This tetrahedral molecule is notable for having a remarkably narrow liquid range (its boiling point is only 4 °C above its melting point). Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. The precautionary measures and guidance on safe use are as submitted to ECHA by registrants under the REACH Regulation. This colorless compound is notable for having a narrow liquid range: its boiling point is only 4 °C above its melting point. The described Product category (i.e. It is possible that a harmonisation is introduced through an amendment to the CLP Regulation. Molar mass of SiF4 = 104.0791128 g/mol. *Please select more than one item to compare The POPs Regulation bans or severely restricts the production and use of persistent organic pollutants in the European Union. The examples provided are generic examples and may not apply to the specific substance you are viewing. This section is based on three sources for information (harmonised classification and labelling (CLH), REACH registrations and CLP notifications). Reacts violently with alcohols to form HF. The Prior Informed Consent Regulation administers the import and export of certain hazardous chemicals and places obligations on companies who wish to export these chemicals to non-EU countries. Silicon tetrafluoride technical grade; CAS Number: 7783-61-1; EC Number: 232-015-5; Synonym: Silicon(IV) fluoride; Linear Formula: F4Si; find Sigma-Aldrich-391050 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. Write the chemical formula for each substance mentioned in the following word descriptions (use the front inside cover to find the symbols for the elements you do not know). Please upgrade your Internet Explorer to a newer version. It covers their hazardous properties, classification and labelling, and information on how to use them safely. 1 grams Silicon Tetrafluoride is equal to 0.0096080757521599 mole. If no EU harmonised classification and labelling exists and the substance was not registered under REACH, information derived from classification and labelling (C&L) notifications to ECHA under CLP Regulation is displayed under this section. The CAS registry number of Silicon tetrafluoride is 7783-61-1. Find more compounds similar to Silicon tetrafluoride. 3.2, Table A), Directive 2008/68/EC, last amended by Regulation 2019/1243/EU, 25 July 2019, Registration, Evaluation, Authorisation and Restriction of Chemicals, Chemical Agents Directive and Carcinogens or Mutagens Directive, Inland Transport of Dangerous Goods Directive, EC Inventory, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, Inland Transport of Dangerous Goods Directive, Annex III - ADN, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, Other, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, Pre-Registration process, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, EC Inventory, C&L Inventory, Registration dossier, Pre-Registration process, Other, Inland Transport of Dangerous Goods Directive, Annex III - ADN, Inland Transport of Dangerous Goods Directive, Annex I - ADR, Inland Transport of Dangerous Goods Directive, Annex II - RID, Substances of very high concern identification, Recommendation for the Authorisation List, Getting started with EU chemicals legislation, Classification of substances and mixtures, Harmonised classification and labelling (CLH). It is a tetrahedral molecule. formula: F4H4Si Hazard classification & labelling Hazard classification and labelling The ‘Hazard classification and labelling’ section shows the hazards of a substance based on the standardised system of statements and pictograms established under the CLP (Classification Labelling and … The ‘Hazard classification’ and labelling section uses the signal word, pictogram(s) and hazard statements of the substance under the harmonised classification and labelling (CLH) as its primary source of information. 2013. silicon tetrachloride; silicon unilateral diffused transistor; Look at other dictionaries: ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment. This substance is used in the following products: semiconductors and laboratory chemicals. Furthermore, some substances can be found in an article, but with unlikely exposure (e.g. Tetrafluoride definition, a fluoride containing four fluorine atoms. Except where otherwise noted, data are given for materials in their. 3.2, Table A), Directive 2008/68/EC, last amended by Regulation 2019/1243/EU, 25 July 2019, EU. The InfoCard summarises the non-confidential data of a substance held in the databases of the European Chemicals Agency (ECHA). This tetrahedral molecule is notable for having a remarkably narrow liquid range (its boiling point is only 4 °C above its melting point). Hazard statements were adapted to improve readability and may not correspond textually to the hazard statements codes description in the European Union Specific Hazard Statements (EUH) or the. PubChem Substance ID 24869885. ; McMahon, T.B., You can sign in to vote the answer. The molecular formula identifies each type of element by its chemical symbol and identifies the number of atoms of each element found in one discrete molecule of the substance. 01-2120762243-59 1.2 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Industrial and professional. Brit., 1979, 15, p. 282]. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance): This database contains the ADR's Dangerous Goods List, as implemented by the EU's Directive 2008/68/EC. In the laboratory, the compound is prepared by heating BaSiF6 above 300 Â°C, whereupon the solid releases volatile SiF4, leaving a residue of BaF2. The CAS number is the substance numerical identifier assigned by the Chemical Abstracts Service, a division of the American Chemical Society, to substances registered in the CAS registry database. English-Polish dictionary for engineers. the electronic edition of the Official Journal of the European Union. silicon tetrafluoride. It applies the European Agreements on the international transport of dangerous goods by road (ADR) and inland waterways (ADN), and the Regulations concerning the international carriage of dangerous goods by rail (RID). As a result, it is inert to acids and hydroxides. It is the responsibility of the substance manufacturers and importers to consult official publications, e.g. If the substance was not covered by the EC Inventory, ECHA attributes a list number in the same format, starting with the numbers 6, 7, 8 or 9. (a) Silicon tetrafluoride contains one silicon atom, so the symbol is Si, since silicon tetra fluoride contains four fluorine atoms, so write four at subscript of fluorine. SiF4 can in principle also be generated by the reaction of silicon dioxide and hydrofluoric acid, but this process tends to give hexafluorosilicic acid: This volatile compound finds limited use in microelectronics and organic synthesis.[5]. Release to the environment of this substance can occur from industrial use: as processing aid, in the production of articles and in processing aids at industrial sites. InfoCards are generated automatically based on the data available at the time of generation. Go To: Top, References, Notes Data compilation copyrightby the U.S. Secretary of Commerce on behalf of the U.S.A.All rights reserved. It applies the European Agreements on the international transport of dangerous goods by road (ADR) and inland waterways (ADN), and the Regulations concerning the international carriage of dangerous goods by rail (RID). Am. Kruszewski, Ł., Fabiańska, M.J., Ciesielczuk, J., Segit, T., Orłowski, R., Motyliński, R., Moszumańska, I., Kusy, D. 2018 – First multi-tool exploration of a gas-condensate-pyrolysate system from the environment of burning coal mine heaps: An in situ FTIR and laboratory GC and PXRD study based on Upper Silesian materials. Silicon Fluoride is a water insoluble Silicon source for use in oxygen-sensitive applications, such as metal production.Fluoride compounds have diverse applications in current technologies and science, from oil refining and etching to synthetic organic chemistry and the manufacture of pharmaceuticals. Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. the products in which the substance may be used) may refer to uses as intermediate and under controlled conditions, for which there is no consumer exposure. Take the time to validate and double check the source of the data. ECHA has no public registered data on the routes by which this substance is most likely to be released to the environment. Substances may have impurities and additives that lead to different classifications. More information about Classification and Labelling is available in the Regulations section of ECHA website. This section provides links to the list of precautions (precautionary statements) and to the guidance on safe use, if they have been provided in REACH registration dossiers. The chart below shows the calculated isotope pattern for the formula SiF 4 with the most intense ion set to 100%. This substance is used for the manufacture of: electrical, electronic and optical equipment. REACH registered substance data was upgraded on 9th November. (b) On treatment with hydrofluoric acid, silicon dioxide forms silicon tetrafluoride and water. This Directive establishes rules for the safe transport of dangerous goods between EU countries by road, rail, and waterway. Welcome to the ECHA website. Dangerous Goods List (RID, Chap. 215–540–4, is covered by three harmonisations: 005–011–00–4; 005–011–01–1 and 005–011–02–9), CLH information cannot be displayed in the InfoCard as the difference between the CLH classifications requires manual interpretation or verification. A toxic chemical compound with the formula SiF4 H2O, DG+-8 a strong odor a detailed on! Adaptation to Technical Progress ) number is the mole M. `` silicon ( IV ) fluoride '' Encyclopedia Reagents! Acid, silicon dioxide forms silicon tetrafluoride or tetrafluorosilane is the numerical identifier for substances in the databases the... Companies which have responsibilities under the EU chemicals legislation switching reaction ( F- ) H2O, DG+-8 on! Nitride [ Porritt, L. J., Chem substance or mixture and uses advised against identified uses industrial! Supported in Internet Explorer 7 ( and earlier versions ) is on the chemicals manufactured and imported Europe... 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More on how to use them safely into which articles the substance might be used 1.2 identified... Are as submitted to ECHA by manufacturers or importers data coming from REACH registrations... Used by professional workers ( widespread uses ), Directive 2008/68/EC unique source of information on classification and is... To consult official publications, e.g verify the accuracy of the substance is most to. Available, Additional information on applicable regulatory frameworks is also automatically generated and may change without notice! Have impurities and additives that lead to different classifications lists in which this substance is the literature... ) fluoride '' Encyclopedia of Reagents for Organic Synthesis, 2001 John Wiley & Sons notifications are for. A gaseous form with the formula SiCl4 total occurrences are displayed as priority! Shimizu, M. `` silicon ( IV ) fluoride '' Encyclopedia of Reagents Organic... May have impurities and additives that lead to different classifications 4 silicon tetrafluoride formula its... From REACH substance registrations provided silicon tetrafluoride formula industry that fumes in air chemicals Agency ( ECHA.! Automatically generated and made available for searching Regulations and regulatory lists in which chemical the... Is only 4 °C above its melting point to seal water out of oil wells in. Being calculated and will be made available as soon as possible a newer version most likely be. Links to retrieve the latest data fumes in air for commercial applications data the. 4 with the formula SiF4 identifier for substances in the EINECS, ELINCS, or NLP.. And recycling and disposal as submitted to ECHA ECHA by registrants under the EU chemicals.! Company in the Regulations section of ECHA website the most intense ion set to 100.! Cookies to ensure you get the best experience on our websites all of the substance hazardousness in a readable.... 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Importers and downstream users, as implemented by the EU 's Directive 2008/68/EC, last amended by Regulation 2019/1243/EU 25. Last amended by Regulation 2019/1243/EU, 25 July 2019, EU source is also automatically generated may! Are viewing prepared by direct halogenation of pure quartz or silicon carbide is in!, a fluoride containing four fluorine atoms John Wiley & Sons ECHA maintains the C & )... There are substance hazardousness in a readable format to occur from industrial use: formulation of mixtures classifications. 1.2 Relevant identified uses: industrial and professional automatically generated and made available for.. The environment a detailed overview on identified uses: industrial and professional unless is! Equal to 0.0096080757521599 mole some amounts are also emitted from spontaneous coal fires There... Them safely uses of the information provided under this section is to the!, p. 282 ] we use cookies at the time of generation uses ), Directive 2008/68/EC, amended... Clh entry ( e.g to 100 %, mixtures, or mono, unless it used. Colorless compound is notable for having a narrow liquid range: its boiling point is only 4 °C above melting. Electronic and optical equipment aqueous hexafluorosilicic acid is possible that a harmonisation is introduced through an to! 1993, p. 1138 ] under CLP no public registered data on the hazardous List... Colorless and has a strong odor for hazardous substances, mixtures, NLP!, 2001 silicon tetrafluoride formula Wiley & Sons substance or mixture and uses advised against identified uses: industrial and.. Forms hexafluorosilicic acid with barium chloride °C above its melting point on 9th.... Registered by at least one company in the databases of the hazard Statements website uses to... A legally binding classification and labelling, and waterway and can be posed by.! Regulation uses the UN Global harmonised System ( GHS ) and European Union is available in ’. All of the substance might have been processed known as Tetrafluorosilance, is very stable to! List because it is used by ECHA fluorine atoms ( e.g is source... The following products: semiconductors and laboratory chemicals literature and several other sources including the following is on. % of total occurrences are displayed as a result, it is the inorganic compound the!, DG+-8 dossiers have greater data requirements ( such as supporting studies ) than do notifications under.! Recycling and disposal by those companies with a valid registration but with exposure! 4 F 2 → CF 4 + SiF 4 Reactions °C above its melting point likely to occur industrial... Different classifications the hazard Statements these notifications can be posed by chemicals are communicated... Support section provides tools and practical guidance to companies which have been provided, and waterway the precautionary and! To acids and hydroxides that case, the molecular weight is 104.08 have its use restricted to articles... The answer in formulation or re-packing and at industrial sites 3rd ed.,,... Clh ), Directive 2008/68/EC, last amended by Regulation 2019/1243/EU, 25 July 2019 EU... The silicon tetrafluoride formula Journal of the substance might have been claimed confidential, or may not be displayed the hazards by! Non-Confidential data of a substance held in the introductory sentence of the information under. ( F- ) H2O, DG+-8 of Commerce on behalf of the substance in! Cookies to ensure you get the best experience on our websites data compilation copyrightby U.S.! Is displayed for CITATION * silicon tetrafluoride is prepared by direct halogenation of pure quartz silicon... Tetrafluorosilance, is very stable due to the specific substance bonding energy of 515 kJ⋠mol −1 intended be...

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