high purity calcium fluoride 99.9% min

we offer calcium fluoride 99.9% with the following specifications :

formula : CaF2
Mol. Wt : 78.08

1 appearance : white free flowing powder

2  moisture : 1% max at 175 deg cel

3   assay ( Fluorine based) :  99.9% ( after ignition at 800 deg cel )

4  impurities :

a) hexafluoro silicate   : 250 ppm max

b)  iron as Fe :  10 ppm  max

c) magnesium as MgF2 : 100 PPM MAX calcium fluoride pure   2

d) Sulphate   : 50 ppm  max

5  p H of 10% solution in water : 4.5-7.0

6   particle size  :  10-20 micron

packing :  40 kg

applications :  making calcium fluoride crystals for optical applications,material science research ,making speciality  glass , research etc . calcium fluoride 99.9% pure  grade

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