鵝去氧膽酸 Chenodeoxycholic acid (CDCA) | |||
項(xiàng)目 Items |
標(biāo)準(zhǔn)(中國(guó)藥典 2015) Standard (CP 2015) |
公司規(guī)格 Company Specification |
|
含量測(cè)定 Assay |
≥98.5% | 符合(Conforms) | |
鑒別 Identification |
A.生成藍(lán)綠色懸浮物 Production of blue-green suspended matter |
符合(Conforms) | |
B.紅外光吸收?qǐng)D譜應(yīng)與對(duì)照的圖譜一致 The IR absorption spectrum of the sample must be concordant with test Standard. |
符合(Conforms) | ||
檢測(cè) Tests |
熔點(diǎn) Melting Point |
200℃ -204℃ | 符合(Conforms) |
比旋度 Specific rotation |
+59.0 °~ +62.0° | 符合(Conforms) | |
硫酸鹽 Sulfate |
≤0.05% | 符合(Conforms) | |
氯化物 Chloride |
≤0.02% | 符合(Conforms) | |
有關(guān)物質(zhì) Related substance |
≤0.5% | 符合(Conforms) | |
重金屬 Heavy Metals |
≤0.002% | 符合(Conforms) | |
鋇鹽 Batium |
No turbidity | 符合(Conforms) | |
砷鹽Arsenic | ≤0.0002% | 符合(Conforms) | |
干燥失重 Loss on drying |
≤1.0% | 符合(Conforms) | |
熾灼殘留 Residue on ignition |
≤0.2% | 符合(Conforms) | |
微生物雜質(zhì) Microbial Impurities |
細(xì)菌總數(shù) Total bacterial count |
≤1000 cfu/g | ≤1000 cfu/g |
霉菌和酵母菌 Moulds and yeasts |
≤100 cfu/g | ≤100 cfu/g | |
大腸桿菌 E. coli |
不得檢出(Absent) | 符合(Conforms) | |
沙門氏菌 Salmonella |
不得檢出(Absent) | 符合(Conforms) | |
性狀 Characteristic |
白色無(wú)臭粉末 white odorless powder |
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儲(chǔ)存 Storage |
至陰涼干燥處,避光,密閉保存,防潮 Store in a tightly closed container in a cool and dry place, and moisture proof |