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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.
