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Calcium fluoride
Molecular formula CaF2
Molecular weight 78.07
CAS    NO 7789-75-5
Characters White powder
Use Used as metallurgy flux and activator for dehydration.
Specification Special grade,analytically pure , chemically pure
Executive standard HGB 3210-60
Technical index
Name
 Special grade(%)
Analytically pure (%)
Chemically pure(%)
Content
 ≥99.0
≥98.5
—
Sulfate(SO4)
 ≤0.02
≤0.05
≤0.15
Chloride(Cl)
 ≤0.005
≤0.01
≤0.02
Ferrum(Fe)
 ≤0.003
≤0.003
≤0.025
Plumbum(Pb)
 ≤0.003
≤0.003
≤0.01
Nitrogenous compound(N)
 ≤0.01
≤0.005
≤0.02
Losses on
 ≤2.0(loss on drying)
≤0.4(105°C)
—
Carbonate(CO3)
 qualified
qualified
—
Silicon(Si) ≤0.01 ≤0.01 ≤0.04
Packing 500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing
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