Product Details
| Product Name: Dihydrostreptomycin Sulphate | CAS No.: 5490-27-7 |
| EC-No.: 226-823-7 | Min. Order: 1kg |
| Purity: 99% | Supply Ability: 10000kg |
| Release date: 2025/04/02 |
Factory Provide Dihydrostreptomycin Sulphate Powder CAS 5490-27-7 Dihydrostreptomycin sulfate

Introduction
Product Name: Dihydrostreptomycin sulfate
Other Name :Dihydrostreptomycin Sulphate
CAS NO:5490-27-7
Purity: 99%min
Appearance:White Powder
MF:C21H43N7O16S
MW:681.67
Storage:Sealed in dry,Store in freezer, under -20°C
Dihydrostreptomycin sulfate (preserved in the form of dihydrostreptomycin sulfate) is a highly effective β-lactam antibiotic with the advantages of strong bactericidal activity, low toxicity, wide indications and good clinical efficacy. Infectious diseases caused by Gram-negative bacteria, such as tuberculosis, whooping cough, plague, etc., are currently used in veterinary clinical trials.
| ltems | Specifications | Results | ||
| Appearance | White or yellowish-white crystalline powder, slightly hygroscopic | Complies | ||
| Solubility | Practically insoluble in water, freely soluble in methylene chlorid, soluble in alcohol | Complies | ||
| ldentification | IR | Corresponds with that of CRS standard | Complies | |
| HPLC | The retention time for HzBla and HB1 in chromatogram obtained with the best solution corresponds to those of standard preparation | Complies | ||
| Appearance of solution | Clear and not more intensely colored than BYz | Complies | ||
| Specific optical rotation (anhydrous and solvent-free substance) | -20~-17° | -17.7° | ||
| Related substances(%) | Individual impurities(BRT1.3-1.5)2.5 | L-1:<0.05 K:2.1 | ||
| Any other impurities≤1 | c:0.05 A:0.58 J:0.21 H:0.31 D:0.05F:<0.05 E:0.53-2:0.17 RTS1,09:0.08 | |||
| Totals5 | 4 | |||
| Disregard limit:0.05 | ||||
| Ethanol and Formamide(%) | Ethanol<5.0 | 3.9 | ||
| Formamides3.0 | 2.6 | |||
| Heavy metal(%) | s0.002 | <0.002 | ||
| Water(%) | ≤1.0 | 0.14 | ||
| Catalyst(ugg) | S1 | <1 | ||
| Sulphated ash(%) | ≤0.1 | 0.05 | ||
| Assay(%) (HPLC, on dry basis) | HB13JH4aB1+H>B15) 290.9 | 98.1 | ||
| 95.gSHB4HB1a102.0 | 96 | |||

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