1,Molecular formula:Na3AlF6
2,Molecular weight:209.94
3,Properties:Colorless monoclinic system crystal. It appears grey white, yellow, light red or black for the impurities in it. Relative density: 2.9-3.0, Melting point:1000°C, slightly soluble in water. Aqueous solution appears acid.
4,Use:Mainly used as flux for aluminum production, pesticide for crops, opaliger for porcelain enamel. Also used in producing opal glass etc..
5,Specification:GB4291-84
Index name:Industrial grade
Content:(based on F)≥53%
Content:(based on Al)≥13%
Content:(based on Na)≤31%
Maximum impurity content(calculated by %):
Silicon oxide and ferric oxide(SiO2+Fe2O3)≤0.5
Sulphate(SO4)≤1.5
Phosphorus pentoxide(P2O5)≤0.05
Water content(H2O)≤1.3
Packing:25kg woven plastic bag with plastic lining
Transportation:Inorganic toxic article.
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