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Other name:
Potassium Nitrate
CAS No.: 7757-79-1
KNO3
Molecular Weight: 101.1
Characters: White crystalline powder, It is deliquescent, can be easily decomposed when heated, soluble in water, slightly soluble in alcohols.
Specifications:
Potassium Nitrate | A.R. | C.P. | Refined grade |
Item | Spec. | Spec. | Spec. |
Assay % | — | — | ≥99.0 |
Aqueous solution reaction | PASS | PASS | — |
Clarity test | PASS | PASS | — |
Water insoluble% | ≤0.004 | ≤0.006 | ≤0.01 |
Drying loss % | ≤0.2 | ≤0.5 | ≤0.5 |
Chloride% | ≤0.003 | ≤0.007 | ≤0.01 |
Sulphates(SO4) % | ≤0.005 | ≤0.01 | ≤0.01 |
Nitrite and Iodinates(asNO2)% | ≤0.001 | ≤0.002 | ≤0.002 |
Phosphate(PO4)% | ≤0.001 | ≤0.001 | ≤0.001 |
Na% | ≤0.02 | ≤0.05 | ≤0.05 |
Mg% | ≤0.002 | ≤0.004 | ≤0.004 |
Ca% | ≤0.004 | ≤0.006 | ≤0.006 |
Fe% | ≤0.0002 | ≤0.0005 | ≤0.0005 |
Pb% | ≤0.0005 | ≤0.001 | ≤0.001 |
Product Usage: It is mainly used for firework, black gunpowder, matches, primacord, candlewick, tobacco, color-TV kinescope, chemical reagent, catalyst, glazed color for ceramics, glass, fertilizers, and flowers, vegetables, fruit trees etc. It is also used in metallurgical industry and food industry.
Packaging: In 25Kg/woven bag lined with double-layer plastic bag
Storage Precautions: Stored in cool, draughty and dry place at room temperature.
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