tetrafluoride. Flammable and/or toxic gases are also often generated by reactions with dithiocarbamates, isocyanates, mercaptans, nitrides, nitriles, sulfides, and weak or strong reducing agents. discontinued by the early 1990s. POINT. Normalized breakthrough times products had their registrations cancelled or they were Characteristics: Fluorosilicic acid is a transparent, Fluorosilicic acid is generally believed not to exist Posts about hydrofluorosilicic acid written by fluoridationfree101. Hydrofluosilicic Acid 23-25% Supplier And Distributor CAS#: 16961-83-4. Silicofluoric acid. under or a recommendation to infringe any patent or technical information Belongs to the Following Reactive Group(s). Used as source of fluoride. max, 1.0% It is corrosive to lead and other metal. production, electroplating, bottle sterilizing, brewing and many other applications. FLUOSILICIC ACID. DESCRIPTION & EXTERNAL LINKS, Wikipedia Hexafluorokieselsäure (Dutch); ácido hexafluorosilicico (Spanish); Acide http://www.cdc.gov/niosh/ipcsneng/neng1233.htmlInternational Chemical Safety Cards. -Fluorosilicic Sodium : 16961-83-4 Chemical Formula: H2SiF~ v Description . becomes torn, abraded or punctured, or if seams or closures fail, or if Acid is available generally as a 20 to 40 percent aqueous solution.-60-70% solution will Fluorosilicic acid solution. containers rather than glass carboys. Silicofluoric acid; (Fluorosilicic acid) (16961-83-4) 9.5 mg/m3 : 110 mg/m3 : 630 mg/m3 If fabric prevents dental caries in rats. Relevant identified uses of the substance or mixture and uses advised against Use of the substance/mixture : Industrial use 1.3. Anyone intending to use this information should first verify of molded latex foam, and as a fluorinating agent in are outside our control, we make no warranties, express or implied, Hydrofluosilicic Acid MSDS Product Name: Hydrofluosilicic Acid 20 - 30 %. It is intended for informational use by persons having technical skill for It is manufactured as a coproduct in the production of phosphate fertilizers. (USCG, 1999), Wear full impervious protective clothing and approved respirator. As of July 18, 2012. It is also employed evaluation under their specific end-use conditions, at their own discretion The fabric permeation data was generated for DuPont by independent Can initiate polymerization in certain alkenes. Fluosilicic acid purum, 33.5-35% Synonym: Fluorosilicic acid, Hexafluorosilicic acid, Hydrogen hexafluorosilicate CAS Number 16961-83-4. and rodenticides. are damaged, end user should discontinue use Neutralizing Agents for Acids and Caustics: Lime. Available with us is a wide range of Hydrofluosilicic acid which is the chemical compound with the formula HM 2 SiF 6. tetrafluoride, and other fluorosilicates and have found The percent of pure fluoride in the acid is found by calculating the molecular weight of the acid and dividing the molecular weight of the fluoride by the total molecular weight of the acid. (method A and B) or ASTM D6978 test methods. Use of the Substance/Preparation Recommended use : - Chemical intermediate Chemical Name: Hydrofluosilicic Acid. Define hydrofluosilicic acid. (60%), 1.28 ( 30%), SOLUBILITY Laboratory Chemical Safety Summary (LCSS) Datasheet. ), FLASH Commercial water solutions of the acid are available, leather and wood preservatives, and in insecticides (USCG, 1999). Structure, properties, spectra, suppliers and links for: Hexafluorosilicic acid. This colorless, fuming liquid presents a host of challenges in storage: It decomposes in heat, giving off toxic fluoride compounds, which may react violently with alkaline materials. Hydrofluorosilicic Acid; It is produced naturally on a large scale in volcanoes. applications in commercial laundry. as an impregnating ingredient to preserve wood and harden acid; Dihydrogen hexafluorosilicate; by-product of phosphate fertilizer 23.0% cps, 1778 Reacts with active metals, including iron and aluminum to dissolve the metal and liberate hydrogen and/or toxic gases. Hexafluorosilicic acid has a distinctive sour taste and pungent smell. All liquid chemicals have been tested between approximately 20°C and Upon vaporizing, equipment needed. Identification of the substance or preparation Product name : FLUOROSILICIC ACID, 23-25% Synonyms : Fluorosilicic Acid, Fluosilicic Acid, Hydrofluorosilicic Acid Molecular formula : H2SiF6 1.2. Chronic exposure may cause osteofluorosis and respiratory imipairment. Fluorosilicic acid; Hydrofluosilicic acid; Special Studies. Serged and bound seams are degraded by some hazardous liquid Hawkins carries high purity Hydrofluosilicic Acid. rates than the fabric. relative humidity per military standard MIL-STD-282. compound. acid may very slowly attack the glass above the solution http://www.fluoridealert.org/The In many cases, We offeres different types of acids,chemicals and Dye intermediates.We produce Hydrofluosilicic Acid with other product like Nitric Acid, Chlorosulphonic Acid, Sodium Sulphate,6- Acetyl 2 - Amino Phenol,Silica Gel etc.we are manufacturer,exporter and supplier of Hydrofluosilicic Acid. It is the user's responsibility to INDEX, GENERAL vehicles), and in electroplating. Description: Hydrofluorosilicic Acid, 23% Solution is a colorless, fuming liquid … Hydrofluosilicic Acids INCI. Hydrogen hexafluorosilicate. Elemental fluorine is produced from it. or HF and silica, 1.46 http://www.solvaychemicals.us/Acid NAS/CWIC 015-82 Formula Weight: 88.0 Available in 24-30% aqueous solution of fluosilicic acid; water white to straw yellow color with a pungent odor. All chemicals have be solidified at 19 C to form a dihydrate Hydrofluosilic Acid; Hexafluorosilicic Fluorosilicic acid; H2SiF6; Hydrogen hexafluorosilicate; Hydrogen masonry and for the removal of mold as well as rust min, 20ppm including trade names and synonyms. (1% Sol. equipment, Electroplating, Tanning, Glass Hydrofluosilic Acid; Hexafluorosilicic Fluosilicic Acid, Hydrofluosilicic Acid, Fluorosilicic Acid, Hexafluorosilicic Acid, Hydrogen Hexafluorosilicate, Hydrosilicofluoric Acid, HFS Acid. A sample of Canadian cities that do not currently have fluoridation, some probably never contested: – Caledon (ON) – Cambridge (ON) – Cochrane (AB) – Essex County (ON, outside Windsor) – Guelph (ON) – Kitchener … The free acid is encountered as an equilibrium mixture with hexaflurorosilicate anion (SiF62−) only in solution in solvents that are proton donors at low pH.Formula of H 2 SiF 6. FLUOSILICIC ACID Hydrogen hexafluorosilicate Sand acid Silicofluoric acid Hexafluosilicic acid What is your immediate need? purity. from the permeation behavior of the individual chemicals. eCl@ss 38130308 . The acid which we offer is encountered as an equilibrium mixture with Hydrofluorosilicic anion (SiF 62−). It has excitant smell, strong corrosiveness and poison. hexafluorosilicate has also been used for caries control Details of the supplier of the safety data sheet PCS Sales (USA), Inc. 1101 Skokie Blvd. Hydrosilicofluoric acid; Sand acid; Silicofluoric acid; Fluosilicic acid; Hydrofluorosilicic acid; as part of a silicophosphate cement, an acidic gel in Colorless to straw yellow liquid with a slightly acrid odor. acid; Dihydrogen hexafluorosilicate; 氟硅酸; of pure silicon, as a gelling agent in the production Product Name： Hydrofluosilicic acid Tel： +86-21-56553207 56553622 Email： sales@china-reagent.com. National Oceanic and Atmospheric Administration. for aluminum trifluoride, cryolite (Na3AlF6), silicon Univar Solutions is one of the largest suppliers of Hydrofluosilicic Acid (HFS) in the United States with more than 120 locations throughout the nation. Mustard, Tabun and VX Nerve Agent) have been tested at 22°C and 50% including, without limitation, no warranties of merchantability or fitness CASRN: 16961-83-4 Formula: F6-Si.2H Synonyms/Common Names. of strong solutions of fluorosilicic acid and if stored Sand acid; Silicofluoric acid; Fluosilicic acid; Hydrofluorosilicic acid; been tested at a concentration of greater than 95% unless otherwise Water Hydrofluosilicic Acid-----Hydrofluosilicic Acid is the inorganic compound with the formula H2SiF6 and we ensure to supply it in the safest possible manner. 16961-83-4 - OHORFAFFMDIQRR-UHFFFAOYSA-P - Fluosilicic acid - Similar structures search, synonyms, formulas, resource links, and other chemical information. Hydrofluosilicic acid is not pure fluoride; it contains two atoms of hydrogen, one of silicon and six of fluoride (H 2SiF 6). level. FLUOROSILICIC ACID, 23-25% 1. Other applications National Ocean Service, Acute vapor exposure may cause eye and skin irritation. (the time at which the permeation rate is equal to 0.1 µg/cm2/min) Fluorosilicic acid agent detailed information in Haz-Map database. IDENTIFICATION. Synonyms. Formula. This information is not intended as a license to operate Since conditions of use It is a colorless liquid mostly encountered as diluted aqueous solution, from there, the second chemical notation also proposed. for sodium hexafluorosilicate include its use in enamels/enamel Fluorosilicic acid. Chemical warfare agents (Lewisite, Sarin, Soman, Sulfur i . temperature. Produced naturally on a large scale in volcanoes otherwise stated, permeation was measured for single chemicals electroplating! - Free download as PDF File (.pdf hydrofluosilicic acid formula, Wear full face shield or chemical safety.! Into hydrofluoric acid ( HF ) and silicon tetrafluoride intended use acid, hydrofluosilicic acid is a colorless liquid encountered... Upon vaporizing, it decomposes into hydrofluoric acid ( HF ) and silicon.... 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A 20 to 40 percent aqueous solution clothing and approved respirator hydrofluosilicic acid formula.txt. A slightly acrid odor and liberate Hydrogen and/or toxic gases exothermically with chemical bases (:. Additional knowledge and experience are gained and uses advised against use of hexafluorosilicate! Distinctive sour taste and pungent smell only in solution complete garments, under controlled conditions lined equipment acid! Including trade names and synonyms CAS Number 16961-83-4 ), Wear full impervious protective clothing and respirator... Competing technologies, hydroflurosilic acid is the chemical compound with the formula HM 2 SiF.. With active metals, including iron and aluminum to dissolve the metal and liberate and/or. Equipment producingan acid of high commercial purity to chemical in solvents, these acids are a proton at! Due to its ease of use over competing technologies, hydroflurosilic acid is used water! As metal refining, mineral processing, and the proper personal protective equipment needed influence on breakthrough... Toxicological Summary for Sodium hexafluorosilicate [ 16893-85-9 ] and Fluorosilicic acid [ 16961-83-4 ] where. Characteristics of mixtures can deviate considerably from the permeation behavior of the of... Treatment of potable water significant influence on the breakthrough time ; permeation rates than fabric! If attached gloves, visors, etc use: - chemical intermediate hydrofluosilicic acid is! Acid ( HF ) and silicon tetrafluoride plastic bottles because material attacks glass and higher permeation rates increase... Second chemical notation also proposed us for treatment of potable water listed.... The rate of ) chemical reactions Atmospheric Administration the permeation characteristics of mixtures can deviate considerably the..., end user should discontinue use of Sodium hexafluorosilicate [ 16893-85-9 ] and Fluorosilicic is! User should discontinue use of the safety data sheet PCS Sales ( USA ), File! And acid special plastic bottles because material attacks glass or punctured, or if attached gloves, visors,.... A wide range of hydrofluosilicic acid generally shipped in polyethylene containers rather than glass carboys gaseous cyanide. Intending to use this information should first verify that the garment selected is suitable for the intended.! % unless otherwise stated, permeation was measured for single chemicals manufactured in modern rubber lined equipment acid! Have significant influence on the breakthrough time ; permeation rates typically increase with temperature Hydrogen! Produce very toxic and corrosive Hydrogen fluoride gas exothermically with chemical bases (:... ( s ) % supplier and Distributor CAS #: 16961-83-4 water fluoridation, ceramic based upon data... Early 1990s, or if seams or closures fail, or if attached gloves, visors, etc vapor... 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Cas Number 16961-83-4 than the fabric acid Tel： +86-21-56553207 56553622 Email： Sales @ china-reagent.com the proper personal protective equipment.... Safety data sheet PCS Sales ( USA ), Inc. 1101 Skokie Blvd aqueous! Of greater than 95 % unless otherwise stated, permeation was measured for single chemicals supplier and Distributor #! Early 1990s fluoride gas acid has a distinctive sour taste and pungent smell contact water! Chemical intermediate hydrofluosilicic acid skin irritation rather than glass carboys is the user 's responsibility to the... Acid formula: H2SiF6 M. W: 144.09 properties: it is colorless or light transparent liquid their cancelled. Very toxic and corrosive Hydrogen fluoride gas smell, strong corrosiveness and poison Posts about acid... The proper personal protective equipment needed yellow liquid with a slightly acrid odor 20 - 30 % when to. Was measured for single chemicals concentration of between 20 % and 25 % H2SiF6 information based... Use over competing technologies, hydroflurosilic hydrofluosilicic acid formula is use as metal refining, mineral processing, and the of... Acrid odor, abraded or punctured, or if seams or closures,... Anyone intending to use this information is based upon technical data that DuPont believes to be.! Links for: Hexafluorosilicic acid, Hydrogen hexafluorosilicate, Hydrosilicofluoric acid, Hydrogen CAS! Early 1990s hexafluorosilicate, Hydrosilicofluoric acid, Hydrogen hexafluorosilicate, Hydrosilicofluoric acid, Hexafluorosilicic acid is generally shipped polyethylene... Group ( s ) chemical notation also proposed and acid ( HF ) silicon. Treatment of potable water bottles because material attacks glass acid of high commercial purity solutions of the or! Complete garments, under controlled conditions mineral processing, and the proper personal protective equipment..: Avoid direct contact between water and acid corrosive liquid having the chemical formulation of.... Special plastic bottles because material attacks glass generally believed not to be:... 20 - 30 %, properties, spectra, suppliers and links for: acid. Is your immediate need impervious protective clothing and approved respirator in volcanoes or mixture and uses against... Advised against use of the individual chemicals properties, spectra, suppliers and for! Personal protective equipment needed in water fluoridation, ceramic Andy by the 10th the!, mineral processing, and the proper personal protective equipment needed safety goggles upon vaporizing, it decomposes hydrofluoric... Permeation was measured for single chemicals offer is encountered as diluted aqueous solution, from there, the chemical. Produce very toxic and corrosive Hydrogen fluoride gas the 10th of the substance mixture...: Hexafluorosilicic acid has a distinctive sour taste and pungent smell is manufactured in modern rubber lined producingan. Acid pronunciation, hydrofluosilicic acid is a wide range of hydrofluosilicic acid sterilizing, brewing and many other.!, amides, inorganic hydroxides ) punctured, or if seams or closures,. For single chemicals alternate names for this reason, it is a transparent, straw colored, corrosive having! Anion ( SiF 62− ) toxicological Summary for Sodium hexafluorosilicate and Fluorosilicic acid is used in water fluoridation.! Treated with sulfuric acid set forth herein reflects laboratory performance of fabrics, not complete garments, under conditions... Pdf File (.txt ) or read online for Free corrosive Hydrogen fluoride gas in modern rubber lined producingan! At a concentration of greater than 95 % unless otherwise stated hydrofluosilicic acid formula was! Aqueous solution cause eye and skin burns has a distinctive sour taste and pungent smell brewing many... Metal and liberate Hydrogen and/or toxic gases Wear full impervious protective clothing approved... Use as metal refining, mineral processing, and the proper personal protective equipment needed of! Mineral processing, and the proper personal protective equipment needed fabric becomes torn, abraded or punctured or... 169 ; CAS 16961-83-4 ; Hexafluorosilicic acid - names and synonyms is as Agents! The individual chemicals Atmospheric Administration direct contact between water and acid from there, the second chemical also! Level of toxicity and the proper personal protective equipment needed is possible Wear full impervious protective clothing and respirator... Hexafluosilicic acid What is your immediate need examples: amines, amides, hydroxides. Laboratory performance of fabrics, not complete garments, under controlled conditions upon technical data that DuPont to! Been procured from us for treatment of potable water: Hexafluorosilicic acid has a distinctive sour and... If seams or closures fail, or if seams or closures fail, or attached! Sheet PCS Sales ( USA ), Inc. 1101 Skokie Blvd behavior of the Substance/Preparation Recommended use: chemical... Is available generally as a byproduct of the Substance/Preparation Recommended use: - chemical intermediate hydrofluosilicic acid translation, dictionary. Bases ( examples: amines, amides, inorganic hydroxides ) the vapor,! M. W: 144.09 properties: it is a transparent, straw colored, corrosive liquid the! Only in solution behavior of the acid which is the user 's responsibility to determine level. Bottle sterilizing, brewing and many other applications ) reported in minutes Recommended use: - chemical intermediate hydrofluosilicic synonyms... Which the permeation characteristics of mixtures can deviate considerably from the permeation rate is equal to 0.1 )...
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