Cefmetazole introduction:
Other name: (6R-cis)-7-[[[(Cyanomethyl)thio]acetyl]amino]-7-methoxy-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular Formula : C15H17N7O5S3
Molecular Weight : 471.54
CAS Registry Number : 56796-39-5
EINECS NO.: 260-384-2
Appearance: White or off-white powder
Specification:99%min
Standard: EP/BP/USP
Odor: odorless
Cefmetazole Specification:
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TEST ITEMS
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STANDARD PRESCRIBE
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Description
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A white or almost white powder
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Identification
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Positive
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Water
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Not more than 3.5%
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Particulate matter
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Particules≥10μm:Max 3000
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Particules≥25μm: Max 300
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Related substances
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Not more than 3.0%
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Bacterial endotoxins
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Not more than 0.125EU per mg
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Sterility
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Meets the requirements
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Assay
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Not more than 99%
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