Сохранить в закладки 1600628899669:
Items | Specifications(FCCIV) |
Appearance: | White, odourless, free flowing crystalline powder |
Assay(Titrimetric method): | 99.0 -101.0%(on dried basis) |
Loss on drying(105oC, 2hr): | NMT 1.0% |
Heavy metals(as Pb): | NMT 1 ppm |
Lead: | NMT 0.1 ppm |
Arsenic: | NMT 3 ppm |
Fluoride: | NMT 3 ppm |
Selenium: | NMT 10 ppm |
Potassium: | 17 - 21% |
Solubility in water: | Freely soluble |
Solubility in alcohol: | Slightly soluble |
Ultraviolet absorption: | 225 - 229 nm |
Test for Potassium: | Positive |
Precitation test: | Yellow precipitate |
PH: | 6.5 - 7.5 |
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