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English  |
| Quantity: | |
|---|---|
BP98 | E-332(ii) | |
Description | White, hygroscopic, granular powder or transparent crystals | |
Identification | Positive tests for citrate and for potassium | |
Appearance of solution | Clear and colourless | -- |
Assay(on anhydrous basis),% | 99.0—101.0 | ≥99.0 |
Chloride ,≤ppm | 50 | -- |
Heavy metals（As Pb）,≤ppm | 10 | 5 |
Sodium,≤% | 0.3 | -- |
Oxalates,≤% | 0.03 | 0.01 |
Sulphates,≤% | 0.015 | -- |
Acidity or Alkalinity | Passes test | -- |
Readity carbonisable substances | Not deeper than standard | -- |
Loss on drying(180℃,4h) | 4.0-7.0 | ≤6% |
pH(5% aqueous solution) | 7.5-9.0 | |
Arsenic(As),≤ppm | -- | 1 |
Lead(Pb),≤ppm | -- | 1 |
Mercury(Hg),≤ppm | -- | 1 |
BP98 | E-332(ii) | |
Description | White, hygroscopic, granular powder or transparent crystals | |
Identification | Positive tests for citrate and for potassium | |
Appearance of solution | Clear and colourless | -- |
Assay(on anhydrous basis),% | 99.0—101.0 | ≥99.0 |
Chloride ,≤ppm | 50 | -- |
Heavy metals（As Pb）,≤ppm | 10 | 5 |
Sodium,≤% | 0.3 | -- |
Oxalates,≤% | 0.03 | 0.01 |
Sulphates,≤% | 0.015 | -- |
Acidity or Alkalinity | Passes test | -- |
Readity carbonisable substances | Not deeper than standard | -- |
Loss on drying(180℃,4h) | 4.0-7.0 | ≤6% |
pH(5% aqueous solution) | 7.5-9.0 | |
Arsenic(As),≤ppm | -- | 1 |
Lead(Pb),≤ppm | -- | 1 |
Mercury(Hg),≤ppm | -- | 1 |
