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                产品中心
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                L-赖氨】酸盐酸盐

                产品名称:

                L-赖氨酸盐酸我们两百八十万兄弟已经化作长空英魂盐

                英文名:

                L-Lysine monohydrochloride

                分子式:

                C6H14N2O2·HCl

                分子量:

                182.65

                CAS:

                657-27-2

                海关编码:

                2922419000

                质量标准

                项 目

                GB 10794--89,强制性国际↓

                含量(以干基计)

                ≥98.0%

                重金属(Pb计)

                ≤0.001%

                透光度(E10%1cm:400nm)

                ≥95%

                干燥失重(105℃,3h)

                ≤1.0%

                砷(以As计,GT-3)

                ≤0.0001%

                灼烧残渣

                ≤0.2%

                比旋光度[α]25D

                +19.0°- +21.5°

                PH(10%水溶液)

                5.0- 6.0

                产品说明

                特性与用途:白色或近白色自由流动性的结晶性粉末。几乎无臭。263-264℃熔化■并分解。通常较稳定,高湿度60%以下稳定,60%以上则生成二水合物。与维生素C和维生素K3共存则易着△色。碱性条件及直接与还原糖存在下加热则分解。易溶于水(40g/ml,35℃),水溶液呈中性至微酸性,与磷酸、盐酸、氢氧化钠、离子交换树脂等一起加热,起外消旋作用。赖氨酸威望和手段为人体必需氨基酸,无法在体内合成。


                 

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