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Ammonium acid fluoride

Molecular formula: NH4HF2

Molecular weight: 57.04

Apprearance: orthorhombic crystals

Purity ≥ 98.0%
Residue on ignition(count with SO4) ≤ % 0.01
Chloride (Cl) ≤ % 0.001
Sulfate (count with SO4) ≤ % 0.005
Fluosilicate ≤ % 0.2
Fe ≤ % 0.001
Heavy metal (Pb) ≤ % 0.002

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