Customization: | Available |
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CAS No.: | 55589-62-3 |
Formula: | C4h4kno4s |
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ITEM | STANDARD |
APPEARANCE | WHITE CRYSTALLINE POWDER |
ASSAY | 99.0-101.0% |
ODOR | ABSENT |
WATER SOLUBILILTY | FREELY SOLUBLE |
ULTRAVIOLET ABSORPTION | 227±2NM |
SOLUBILITY IN ETHANOL | SLIGHTLY SOLUBLE |
LOSS ON DRYING | ≤ 1.0 % |
SULFATE | ≤ 0.1% |
POTASSIUM | 17.0-21 % |
IMPURITY | ≤ 20 PPM |
HEAVY METAL( PB) | ≤ 1.0 PPM |
FLUORID | ≤ 3.0 PPM |
SELENIUM | ≤ 10.0 PPM |
LEAD | ≤ 1.0 PPM |
PH VALUE | 6.5-7.5 |