Industrial Potassium Fluoride
[Molecular Formula] KF
[Molecular Weight] 58.10
[Properties]
Colorless cubic crystal, melting point: 858°C,easy soluble in water, soluble in hydrofluoric acid and liquid ammonia, its aqueous solution is acidic.
[Uses]
It is used as etching agent for glass, antiseptic agent for food, solvent in welding, insecticide, fluorizating agent, absorbent, analytic reagent and raw material to produce potassium acid fluoride, etc.
[Quality Index] GB4293-84
Item |
Excellent Grade |
First Grade |
Second Grade |
KF, % ≥ |
97.0 |
95 |
84 |
Free Acid(HF), %≤ |
0.7 |
3 |
10 |
Free Alkali(K2CO3),%≤ |
0.3 |
0.5 |
2.0 |
Moisture(H2O), %≤ |
0.3 |
0.5 |
1.0 |
[Package] Plastic woven bag lined with high-pressure polyethylene plastic bag, net weight: 50kg/bag. |
