l, Molecular formula:KF
2, Molecular weight:58.1
3, Properties:White crystal, with hygroscopy, soluble in hydrofluoric acid and ammonia, insoluble in alcohol. Melting point:846°C, sealed storage.
4, Use:Glass carving, food preservation, welding flux, pesticide, fluridizer,absorbent(absorb HF, H2O) etc.. It is also material for producing potassium bifluoride.
5, Specification:GBl271-94
Index name:Industrial grade
Content:≥98%
Maximum impurity content(calculated by %)
Water solubility test:Qualified
Free acid(based on HF)≤0.5
Free alkali(based on K2CO3)≤0.8
Chloride(C1)≤0.008
Sulphate(based on SO4)≤0.08
Silicate(SiO3)≤0.2
Silicofluoridee(K2SiF6)≤0.3
Iron(Fe)≤0.002
Heavy metal(based on Pb)≤0.008
Packing:25kg woven plastic bag with plastic lining
Transportation:Inorganic toxic article. Dangerous Goods No.:83016