CAS NO: 5490-27-7
Specification: BP/USP
| Product Name | Dihydrostreptomycin Sulfate |
| Quality Standard | BP VET/USP/EP |
| Testing Items | Critrion |
| Appearance | White or off white powder |
| Identification | A B C D Positive |
| Solution | Color≥5 Clarity≤II |
| PH | 5.0-7.0 |
| Specific Rotation | -83º to -91º |
| Methanol GC | 0.2% Max |
| Streptomycin | 1.0% Max |
| Heavy Metals | 20ppm Max |
| Loss on drying | 5.0% Max |
| Sulphated Ash | 1.0% Max |
| Sulpate | 18.0-21.5% anhydrous |
| Sterility | Meets |
| Bacterial endotoxins | 0.50 IU/mg Max |
| Abnormal toxicity | Meets |
| Potency | 730 IU/mg anhydrous Min |
| Sodium Metabisulfite | 0.4%Max |