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生物素
單價(jià) 面議對(duì)比
詢價(jià) 暫無
發(fā)貨 湖北武漢市付款后3天內(nèi)
型號(hào) 58-85-5
過期 長期有效
更新 2013-01-18 14:59
 
詳細(xì)信息
生物素, D-生物素, 維生素H 含量98%
英文名: BIOTIN, D-BIOTIN, VITAMIN H
生物素CAS NO: 58-85-5
分子式:C10H16N2O3S
分子量:244.31
包裝規(guī)格]: 5KG/鋁聽,10KG/桶, 20KG/桶
生物素性質(zhì):無色至近無色結(jié)晶性粉末。熔點(diǎn)232-233℃。25℃時(shí)的溶解度(mg/100ml):水-22;95%乙醇-80。較易溶于熱水和稀堿液,不溶于其他常用有機(jī)溶劑。遇強(qiáng)堿或氧化劑則分解。
生物素用途:營養(yǎng)增補(bǔ)劑。可用于食品工業(yè)作為加工助劑。該品具有預(yù)防皮膚病、促進(jìn)脂類代謝等生理功能。大量食用生蛋白可導(dǎo)致生物素缺乏。
SPECIFICATION
ITEM SPECIFICATION
CHARACTERS A WHITE CRYSTALLINE POWDER or COLOURLESS CRYSTALS
IDENTIFICATION
A: IR
B: HPLC
C: COLOR REACTION
APPEARANCE OF SOLUTION CLEAR AND COLOURLESS
SPECIFIC OPTICAL ROTATION +89°- +93°
RELATED SUBSTANCES MEETS THE REQUIREMENTS
HEAVY METALS ≤10PPM
LOSS ON DRYING ≤1.0%
SULFATED ASH ≤0.1%
ASSAY 98.5% - 101.0%
STORAGE STORE PROTECTED FROM LIGHT
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