维生素A 食品级 视黄醇 水溶性 作用特*用途

<*n style="font-size:16pt;color:#800000;">中文名：维生素<*n style="font-family:"">A<*n style="font-family:宋体;">粉

<*n style="font-size:16pt;color:#800000;">英文名：<*n style="font-family:"">Dry Vitamin A Acetate

<*n style="font-size:16pt;color:#800000;">化学名：维生素<*n style="font-family:"">A<*n style="font-family:宋体;">醋酸酯干粉

<*n style="font-size:16pt;color:#800000;">分子式：<*n style="font-family:"">C22H32O2

<*n style="font-size:16pt;color:#800000;">CAS<*n style="font-family:宋体;">：<*n style="font-family:"">127-47-9

<*n style="font-size:16pt;color:#800000;">性状：浅*精细球型状颗粒粉末。几乎无臭。每克含<*n style="font-family:"">325,000<*n style="font-family:宋体;">国际单位的维生素<*n style="font-family:"">A<*n style="font-family:宋体;">醋酸酯。因为被膜剂包覆，维生素很少与空气接触，****稳定。能迅速、完全地分散在冷水、果汁、牛奶和其它液体中，并可以在较常的时间内保持稳定。

<*n style="font-size:16pt;color:#800000;">用途：营养增补剂。

<*n style="font-size:16pt;color:#800000;">应用：用于干性食品、*、乳制品和液态食品的营养强化。

<*n style="font-size:16pt;color:#800000;">质量标准：

<*n style="font-size:16pt;color:#800000;">项目                                             标准

<*n style="font-size:16pt;color:#800000;">鉴别                                             呈正反应

<*n style="font-size:16pt;color:#800000;">外观                                             淡*颗粒状细粉

<*n style="font-size:16pt;color:#800000;">维生素<*n style="font-family:"">A<*n style="font-family:宋体;">含量                              <*n style="font-family:"">≥32.5<*n style="font-family:宋体;">万单位<*n style="font-family:"">/<*n style="font-family:宋体;">克

<*n style="font-size:16pt;color:#800000;">吸收比率                                     <*n style="font-family:"">≥0.85

<*n style="font-size:16pt;color:#800000;">干燥失重                                     <*n style="font-family:"">≤5.0%

<*n style="font-size:16pt;color:#800000;">粒度                                             全部通过<*n style="font-family:"">20<*n style="font-family:宋体;">目筛

<*n style="font-size:16pt;color:#800000;">                                                     ≥90%<*n style="font-family:宋体;">通过<*n style="font-family:"">40<*n style="font-family:宋体;">目筛

<*n style="font-size:16pt;color:#800000;">                                                     ≤15%<*n style="font-family:宋体;">通过<*n style="font-family:"">100<*n style="font-family:宋体;">目筛

<*n style="font-size:16pt;color:#800000;">*                                         <*n style="font-family:"">≤10ppm

<*n style="font-size:16pt;color:#800000;">微生物检验                                 <*n style="font-family:"">≤3ppm

<*n style="font-size:16pt;color:#800000;">总菌数量                                     ＜<*n style="font-family:"">1000cfu/g

<*n style="font-size:16pt;color:#800000;">酵母菌和霉菌                             ＜<*n style="font-family:"">100cfu/g

<*n style="font-size:16pt;color:#800000;">沙门氏菌                                     不得检出

<*n style="font-size:16pt;color:#800000;"> 

<*n style="font-size:16pt;color:#800000;">包装：<*n style="font-family:"">25KG/<*n style="font-family:宋体;">箱、<*n style="font-family:"">20KG/<*n style="font-family:宋体;">桶