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Industrial Ammonium hydrogen fluoride

Molecular formula: NH4HF2
Molecular weight: 57.05

 

 

 

 

Item Index
Top grade First grade Qualified product
Ammonium hydrogen fluoride(NH4HF2) (as dry)w/% ≥ 98.0 97.0 96.0
Loss on drying w/% ≤ 1.5 3.0 4.0
Residue on ignition, w/% ≤ 0.1 0.2
Sulphate (as SO4)w/% ≤ 0.1 0.1
Ammonium fluosilicate[(NH4)2SiF6]w/% ≤ 0.5 1.5 3.0

 

Properties: Colorless diamond or flaky crystal. Easy deliquescence, soluble in water, slightly soluble in alcohol, will break down if heating or in hot water. Corrosion of glass, poisonous.

Uses: used in glass carve, extraction of rare elements and used as a preservative and mordant.

Storage: sealed tightly, avoid moisture.

Transportation: Inorganic poisonous chemicals

Packing: PE bag, net wt 25kg, or following your demands.

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