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Mainly used in the manufacture of electronic products, high-grade medicines and pesticides
Item |
Grade A |
Grade B |
|
Potassium Fluoride /% ≥ | 99.5 | 99.3 | |
Chlorides(Cl) /% ≤ | 0.05 | 0.1 | |
Loss on drying/% ≤ | 0.2 | 0.2 | |
Free acids/alkalis | As HF /% ≤ | 0.05 | 0.05 |
As KOH/% ≤ | 0.05 | 0.1 | |
Sulphate(SO4) /% ≤ | 0.1 | 0.2 | |
fluosilicate silicofluoride(SiO2) /% ≤ | 0.01 | 0.05 | |
Insol. in water /% ≤ | 0.01 | 0.1 | |
ICP Determination of KF microelements |
Cr | ≤5 ppm | ≤5 ppm |
Cu | ≤5 ppm | ≤5 ppm | |
Mg | ≤5 ppm | ≤5 ppm | |
Al | ≤10 ppm | ≤10 ppm | |
Si | ≤20 ppm | ≤30 ppm | |
Fe | ≤10 ppm | ≤20 ppm | |
Pb | ≤10 ppm | ≤10 ppm | |
As | ≤5 ppm | ≤5 ppm | |
B | ≤5 ppm | ≤10 ppm | |
Ca | ≤5 ppm | ≤10ppm | |
Na | ≤300 ppm | ≤500 ppm | |
Ni | ≤3 ppm | ≤5 ppm | |
P | ≤3 ppm | ≤30ppm |
Potassium FluorideCAS号:7789-23-3
Potassium Fluoride分子式: FK
Potassium Fluoride英文名称: Potassium fluoride
Potassium Fluoride英文同义词: Potassium fluoride anhydrous; potassium fluoride spray dried; Potassium fluoride; Anhydrous Potassium Fluoride
Potassium FluorideEINECS号: 232-151-5
Potassium Fluoride分子量: 58.0967
Potassium Fluoride熔点: 860℃
Potassium Fluoride密度: 922mmHg at 25°C