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By certification 
Molecular Formula: NaBF4
CAS No.: 13755-29-8
Property: It is a white or colorless crystal, bitter and nonhygroscopic. It doesn't etch glass when absolute dry. Its relative density is 2.47 at 20?. Its melting point is 384?( decompose ). It is easily soluble in water, slightly soluble in ethanol. It decomposes when meet sulfuric acid. Toxic!
Application:
It is used as catalyst for rosin settlement in textile printing and dyeing industry, as oxidation inhibitor, as flux in nonmetal refine, as coating and fluorization agent.
Items |
Prescription |
Appearance |
White crystalline powder |
Purity |
min 98% |
Chloride(Cl) |
max 0.005% |
Sulphate(SO4) |
max 0.005% |
Aqueous solution test |
Acceptability max |
Silicon oxide(SiO2) |
max 0.5% |
Iron(Fe) |
max 0.005% |
Heavy metals (as Pb) |
max 0.005% |
PH |
2-4 |
Phosphate(PO4) |
max 0.01% |
Package:
Packing with polythene plastic bag lined with plastic weaven bag. 25kg per bag.
http://www.chinachemicalgroup.com/
