| Customization: | Available |
|---|---|
| CAS No.: | 128-44-9 |
| Formula: | C6h4so2nnaco.2H2O |
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COA:
| Contents | Standard |
| Identification | Positive |
| Melting point of °C | 226-230 |
| Appearance | White crystal |
| Content | 99-101% |
| Loss on drying % | ≤15 |
| Ammonium salts ≤ | 0.0025 |
| Arsenic %≤ | 0.0002 |
| Benzoate and salicylate | No precipitate or violet color appears |
| Heavy metals≤ | 0.001 |
| Free acid or alkali | Complies with BP/USP/EP |
| Readily carbonizable substances | Not more intensely colored than reference |
| P-Toluene sulfonamide | 10PPM |
| O-Toluene sulfonamide | 10PPM |
| Selenium | 30PPM |
| Related substance | Complies with BP/USP/EP |
| Clarity and color of solution | Colorless,clear |
| Organic volatiles | Complies with BP/USP/EP |
| PH value | Complies with BP/USP/EP |
| Benzoic acid-sulfonamide | ≤25PPM |
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