Ammonium hydrogen difluoride

Product name:	Ammonium hydrogen difluoride
Synonyms	Ammonium bifluoride
CAS No.:	1341-49-7
EINECS	215-676-4
Molecular Formula:	NH₄.HF₂
Molecular Weight:	57.04
Physical property:	White acicular crystal, deliquescent; soluble in water, slightly soluble in alcohol, aqueous solution presents acid. It is corrosive to glass.
Specification:	Index	Export Grade	Superior	First Class
	Ammonium silicofluoride (NH₄HF₂)(In dry basis)% ≥	98.0	97.0	95.0
	Drying Loss% ≤	1.5	3.0	5.0
	Ignition Residue% ≤	0.2	0.2	0.2
	Sulfate (In SO₄) % ≤	0.1	0.1	0.1
	Ammonium silicofluoride [(NH₄)SiF₆] % ≤	2.0	2.0	4.0
Application:	Preservative, disinfectant, surface treating agent for analytical agent and carbon steel plate, etc.
Packing:	Plastic woven bag lined with PE plastic bag, net weight 25kg per bag.
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