品牌
经销商厂商性质
上海市所在地
L-*
L(+)-Glutamic acid
Cas 号:【56-86-0】
分子式:C5H9NO4;HO2CCH2CH2CH(NH2)CO2H分子量:147.13
别 名:L-2-氨基戊二酸;L-α-氨基戊二酸
L-Glutamic acid
(S)-2-Aminopentanedioic acid
Glu
性 状:白色结晶性粉末、几乎无臭 , 有特殊滋味和酸味。难溶于水,溶于12分水,1500分醇,40分二氧六环,不溶于丙酮、录仿、乙醇和、冷乙酸,极易溶于甲酸。200℃开始升华,247-249℃分解。饱和水溶液的PH值约3.2。溶解度(g/100g 水);0.72(20℃),1.51(40℃),3.17(60℃),6.66(80℃)。
密度:1.538
熔点:205 °C
质量标准:外观Appearance 白色粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥99% (以干基计)
干燥损失Loss on drying <0.5 % (105°C, 3 小时)
重金属Heavy metals (as Pb) <10 ppm
硫酸盐灰分Sulfated ash <0.1 %
其它氨基酸Other amino acids 未检测到
比旋度Specific rotation [a]20/D +30.5°~ +32.5°(以干基计) (c=10, 2N HCl)
痕量分析Trace analysis :
贮 存:密封保存。
用途 生化研究。
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点击了解更多L-氨基酸的产品:
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