Ammonium Bifluoride
Molecular formula:NH4HF2 Molecular weight:57.04
Usage: Used as a chemical reagent, combined with hydrofluoric acid as a glass etchant, disinfectant and preservative in fermentation industry, manufacturing ceramics, magnesium alloys, etc.
Properties: White or colorless transparent orthorhombic crystal, the product is in the form of flakes, with a relative density of 1.52, a melting point of 125.6 ℃, a boiling point of 240 ℃, easy to deliquescence in air, slightly soluble in alcohol, extremely soluble in cold water, decomposes in hot water and the aqueous solution is strongly acidic, can corrode glass, is corrosive to the skin, and toxic.
CAS#:1341-49-7 Customs number:28261100 MSDS:YF0405-06 Hazard code:1727/83003
Specifications |
Export grade |
Industrial grade |
Standard |
Yotech Standard |
JISK1407-78 |
Appearance |
White salt like substance with slight hygroscopicity |
White salt like substance with slight hygroscopicity |
Content % |
≥99% |
≥96% |
SO4 % |
≤0.05 |
≤0.1 |
fluosilicate % |
≤0.02 |
≤3 |
Pb % |
|
≤0.002 |
Ignition residue % |
≤0.005 |
≤0.2 |
Loss on drying % |
≤0.5 |
≤3 |
Supply reference |
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Production process |
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Packaging specifications |
25KG composite bag |
25KG composite bag |
Reference quotation |
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Quotation validity period |
three months |
three months |
Note: Customers' special requirements can be negotiated for specific specifications of production.
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