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Hot search： oxalic acid
Synthetic Cryolite
Molecular formula：Na3AlF6
Molecular weight：209.94
CAS No.：13775-53-6
Property：White or beige powder. Slightly soluble in water. Density is 2.9. Melting point is 1000℃. Easily to absorb moisture and become damp.
Usage：It is mainly used as a flux in the aluminium smelting by fused salt electrolysis; also an opalizer in the manufacture of enamel; an opacifier and auxiliary solvent of glass and enamel; an insecticide of crops; a flux in aluminium alloy casting; and in the production of ferrous alloy and effervescing steel.
Packing：Net each in 25kg plastic woven bag, lined with PE bag.
Specification：


Item Specification
Na3AlF6
 92% Min.

F

52% Min.

Al

12% Min.

Na

33% Max.

P2O5

0.03% Max.

SiO2

0.5% Max.

Fe2O3

0.1% Max.

SO42-

0.5% Max.

H2O

0.4% Max.


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