Customization: | Available |
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Powder: | Yes |
Customized: | Non-Customized |
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Items | Standard |
Appearance | A white or almost white powder |
Solubility | freely soluble in water, insoluble in ethanol |
Identification |
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Appearance of solution | Solution S is clear and colourless |
pH | 3.8~5.6 |
Specific optical rotation | +10.0~+14.0 |
Impurity A | ≤1.0% |
Impurity D | ≤4.0% |
Impurity E | ≤1.0% |
Any other Impurity | ≤1.0% |
Total Impurities | ≤6.0% |
Water | 12.0%~16.5% |
Sulfated ash | ≤1.0% |
Bacterial endotoxins | <0.17IU/mg |
Assay (On the anhydrous basis) It contains C14H26N2O11S |
(4R)Dihydrospectinomycin sulphate:≤2.0% Sum of contents of spectinomycin sulphate and (4R)Dihydrospectinomycin sulphate: 93.0%~102.0% |
mode of transportation | ||
By Air | By Express | By Sea |
suitable for >50 | suitable for sampple order or <50 | suitable for >300 |
Fast:3-7 days | Fast:3-10 days | Fast: 7-45 days |
lower than the express cost | high shipping cost | lowest cost |
1:Can I get some samples before bulk order?