(S)-2-氨基-3-巯基丙酸*......
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D-半胱氨酸/(S)-2-氨基-3-巯基丙酸/D-Cysteine BR,99% 1克 sigma分装 921-01-7
中文名称: D-半胱氨酸
其他中文名称:
英文名称: D-Cysteine
其他英文名称: (S)-2-Amino-3-mercaptopropionic acid
产品规格: BR,99%
包装:5克/25克/100克
CAS号:921-01-7
C3H7NO2S=121.16
级别:BR
含量:≥99.0%
比旋光度:−7.6±1°(c=5% in 5 M HCl)
性状:白色至类白色结晶粉末。熔点约230℃,溶于1M盐酸
用途:生化研究。
保存:RT
在产品质量控制中,我们采用以下技术: 色谱技术(高效液相色谱技术;薄层层析;气相色谱)、质谱技术(液-质联用)、光谱技术(红外、紫外),原子吸收、物理常数的测定、旋光测定、含量分析、元素分析、滴定(酸性滴定;碱性滴定;配位滴定;非水滴定;氧化还原滴定)、与水混合试验、蒸发或灼烧残渣测定、不挥发物测定。
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在质控体系中,我们采用以下检测步骤确保每批产品质量:原材料检测 、中间体质量检测、产品质量检测 、分析检测证书(COA)、每批产品留样至少一年。
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