Customization: | Available |
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Certification: | ISO |
Purity: | ≥99% |
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Item | Limit |
Characters | Appearance : White or almost white, crystalline powder or colourless crystals. |
Solubility: Freely soluble in water. |
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Identification |
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Appearance of solution | Solution S is clear and colourless |
Acidity or alkalinity | The chloroform layer remains colourless |
Sulphates | Not more than 150ppm. |
Calcium | Not more than 200ppm. |
Iron | Not more than 20ppm. |
Heavy metals | Not more than 10ppm. |
Loss on drying | Not more than 1.0 per cent. |
Sulphated ash | Not more than 0.1 per cent. |
Content | 99.0 per cent to 100.5 per cent (dried substance). |