Rifamycin sodium salt ( EP5 )
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Post Date:
Aug 26,2017
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Expiry Date:
Aug 26,2018
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Detailed Description:
Cas No. :14897-39-3
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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CAS Registry Number:
14897-39-3
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Synonyms:
;Rifamycin SV sodium salt;Rifamycin SV Monosodium;rifamycin sodium;Rifamycin sodium salt;
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Molecular Formula:
C37H47NNaO12
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Molecular Weight:
720.7583
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Molecular Structure:
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