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Test Item | Standard | Test Result |
Melting point of insolated saccharin |
226-230 |
228.4-229.6 |
Appearance |
White crystals |
White crystals |
Content |
99.0%-101.0% |
99.63% |
Moisture | ≤15% | 13.1% |
Ammonium salts |
≤25 ppm |
10ppm |
Arsenic | ≤3 ppm | <1.0ppm |
Benozate and salicylate |
No precipitate or violet color appears |
Complies |
Heavy metals |
≤10ppm |
6.7ppm |
Readily carboziable substances |
Not more intensely colored than reference A |
Complies |
P-toluene sulfonamide |
≤10 ppm |
5.6 ppm |
O-toluene sulfonamide |
≤10 ppm |
5.5ppm |
Selenium |
≤30 ppm |
12ppm |
Related substance |
Complies with BP/USP |
Complies |
Clarity and color solution | Colorless and clear | Colorless and clear |
Organic volaties |
Complies with BP/USP |
Complies |
PH value | Complies with BP/USP | 7.0 |
Benzoic acid-sulfonamide | ≤25 ppm | 17ppm |
Conclusion |
PASS |