sodium monofluorophosphate as fluoride toothpaste additives SMFP
CHEMICAL FORMULA:Na2PO3F
M.W.: 143.95
DESCRIPTION:small achromaticity crystal or white powder. Decompose in wet air. Dissolve in water.
Function: used to protect the teeth of therapeutic source of fluoride toothpaste is toothpaste abrasives, anti-caries agents and desensitizing agents, the general amount of 0.8%, but also for drinking water fluoride and metal surface cleaner fungicides It is also preparing other single fluoride phosphate raw materials.
CAS#: 10163-15-2 HS NO.:2826900090
SPECIFICATION |
TOOTHPASTE GRADE |
HG2763-1996 |
ITEMS |
USP-27 |
CHINA STANDARD |
assay(Na2PO3F) % |
91.7-100.5% |
≥93% |
Coalescent fluorin % |
/ |
≥12.3% |
dissociate fluorin % |
≤1.2% |
≤1.2% |
assemble fluorin % |
/ |
≥12.7% |
arseni % |
≤0.0003% |
≤0.0003% |
PH value(20g/Lsolution) |
6.5-8.0 |
6.5-8.0 |
Loss on drying % |
≤0.2% |
≤0.2% |
volatilization % |
Eligible |
/ |
Heavy metal % |
≤0.005% |
≤0.005% |
Middle Control Item |
||
White degree % |
≥80% |
≥80% |
Particle size (micron) |
100-200(90%) |
100-200(90%) |
Remark:We may make special specification according to customer’s requires.