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.
APPLICATION: Be used as anti-corrosion agent in wood, medical corrosion, fusing in welding, main usage of our product is for toothpaste-production, purification agent of drinking water, material for paper industry, manufacture of rimmed steel, treatment of hides and skins for leather industry, adhesive preservative, purification and couring flux in the melting of light metals.
SPECIFICATIONS
|
ITEM |
Technical grade |
Toothpaste USP 25 |
Pharm./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 |
|
Packing |
25KG/bag |
25KG/bag |
25KG/bag | |
