CAS No.: | 14897-39-3 |
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Formula: | C37h46nnao12 |
EINECS: | 238-965-7 |
Type: | Synthesis Material Intermediates |
Appearance: | Crystalline Fine Powder |
Quality: | Industrial |
Samples: |
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Customization: |
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Product No.:Km-536 |
Product Name:Rifamycin sodium salt ( EP5 ) |
Cas No.:14897-39-3 |
Molecular Formula:C37H46NaNO12 |
Molecular Weight:719.75 |
Appearance: Red crystalline fine powder Assay: 900 I.U.mg Min. Identification: 1) Maximum absorption is at the wavelength of 223nm, 314nm, 445 nm. Absorption degree ratio at 314nm and 445nm is 1.55~1.80 2) IR absorption spectrum complies with one of standard sample 3) It appears flame reaction of sodium salt PH: 6.5-8.0 Absorption coefficient: 190-210 Rifamycin B: 0.5% max. Rifamycin S: 2.0% max. Other related substance: 2.0% max. Heavy metal: 10ppm max. Moisture: 12.0-17.0% Bacterial endotoxins: 0.50 I.U./mg max. Abnormal toxicity test (ATT): Complies Package: 25kg/fibre drum |
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