Qingdao, Shandong, China
Business Type: Trading Company
Items | Specification |
Appearance | White crystal powder |
AssayHPLC | 98.0% -102.0% |
Specific rotation | +84.0°-+87.5° |
Moisture | 2.0% max |
PH of 10% Aqueous Solution | 5-8 |
Methano | l0.1% max |
Arsenic (As) | 3mg/kg max |
Lead | 1mg/kg max |
Ignited Residue | 10mg/kg max |
Hydrolysis Products | 0.7% max |
Related Substances | passes test |
Total aerobic count | passes test |
E.coli | 250cfu/g |
S.aureus | negative |
Salmonella | negative |
Yeasts & Moulds | 50cfu/g |
Item | Specification | Results |
Identification | Positive | Complies |
Melting point of insoluble saccharin °C | 226-230 | 228.2-229 |
Appearance | White crystal | White crystal |
Content % | 99.0-101.0 | 99.60 |
Loss on drying % | ≤15 | 14.01 |
Ammonium Salts ppm | ≤25 | 15ppm |
Arsenic ppm | ≤3 | 1.4ppm |
Benzoate and salicylate | No precipitate or violet color appears | Complies |
Heavy metals ppm | ≤10 | 6.6ppm |
Free acid or alkali | Complies with BP/USP/EP | Complies |
Readily carbonizable substances | Not more intensely colored than reference | Complies |
P-Toluene sulfonamide | ≤10ppm | 7ppm |
O-Toluene sulfonamide | ≤10ppm | 7ppm |
Selenium ppm | ≤30 | 6ppm |
Related substance | Complies with BP/USP/EP | Without |
Clarity and color of solution. | Colorless, clear | Colorless, clear |
Organic volatiles | Complies with BP/USP/EP | Without |
PH value | Complies with BP/USP/EP | 7.1 |
Benzoic acid- sulfonamide | ≤25ppm | 20ppm |
CONCLUSION: Complies with BP2000/USP30/EP-5 |