L-脯氨酸/L-氢化吡咯甲酸/L-吡咯烷-2-羧酸/四氢吡咯-2-羧酸/L-Proline介绍: 无气味。微有甜味。有吸湿性。与水合茚三酮反应呈黄色,被冰乙酸酸化后则显红色。易溶于水和乙醇,不溶于丁醇和异丙醇,溶于无机酸。 。水中溶解度:1623g/L (25°C),乙醇溶解度: 67g/100mL (19°C)。熔点: 220-222℃特定比重: 1.35贮存: 密封避光保存。敏感性: 易吸湿
L-脯氨酸/L-氢化吡咯甲酸/L-吡咯烷-2-羧酸/四氢吡咯-2-羧酸/L-Proline |
![](http://item.yiqi.com/pic/ConPic/3/s_Specification.gif) |
![](http://item.yiqi.com/pic/ConPic/3/s.gif) | ![](http://item.yiqi.com/pic/ConPic/3/s.gif) |
产品名称: | L-Proline |
货号 : | P120032 |
品Pai: | Aladdin |
Cas号: | 147-85-3 |
分子量: | 115.13 |
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检测项 | 技术规格 | VALUE | Z小值 | 值 | ammonium | 0 % | 0.02 % | 0.02 % | Appearance | white powder | | Cell culture test | pass | | Chloride(Cl) | 0 % | 0.02 % | 0.02 % | Endotoxin Assay | 0 EU/mg / | 1 EU/mg / | 1 EU/mg / | Heavy metals (as Pb) | 0 ppm | 10 ppm | 10 ppm | Identity by IR | Conforms to Structure | | Loss on drying | 0 % | 0.3 % | 0.3 % | lron(Fe) | 0 ppm | 10 ppm | 10 ppm | origin | must be non-animal source | | Purity(as dry basis) | 98.5 % | 101 % | 101 % | solubility | clear colorless solution at 1.0g to 10ml of water | | Specific rotation [a]20/D (EP: 20 °C,c=4 in H2O) | 84 ° | 86 ° | 86 ° | Specific rotation [a]25/D (USP: 25 °C,c=4 in H2O) | 84.3 ° | 86.3 ° | 86.3 ° | sulfate | 0 % | 0.02 % | 0.02 % | |