SODIUM FLUORIDE
CHEMICAL FORMULA: NaF
M.W.: 41.99
DESCRIPTION: A colorless crystalline or white powder, density in 2.558, melting point on 169 oC, dissolved In water, with toxic.
BATCH NO: 100200
MFD£º2012-03-20
ANALYSIS DATE: 2010-05-26
SPECIFICATIONS hazardous article
|
ITEM |
Technical grade |
Toothpaste USP25 |
AR grade |
|
Purity % |
¡Ý98.5 |
¡Ý99 |
¡Ý99 |
|
Insoluble in water £¥ |
¡Ü0.7 |
¡Ü0.1 |
¡Ü0.05 |
|
Silicon dioxide£¨SiO2£© |
¡Ü0.5 |
¡Ü0.2 |
/ |
|
Sulphate (SO4) £¥ |
¡Ü0.3 |
¡Ü0.1 |
¡Ü0.003 |
|
Heavy metal £¥ |
¡Ü0.01 |
¡Ü0.001 |
¡Ü0.001 |
|
Free HF(HF) £¥ |
/ |
0.05 |
¡Ü0.005 |
|
Loss on drying % |
¡Ü0.5 |
¡Ü0.2 |
/ |
|
Typical particle size |
100% through 100# mesh |
95% through 200# mesh |
95% through 200# mesh |
Remark£ºWe may make special specification according to customer¡¯s requirements.
|
