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L-缬氨酸
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[产品名称]
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L-缬氨酸
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[分子式]
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C5H11NO2
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[外观]
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White crystalline powder
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含量
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98.5%~101.5%
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比旋光度
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+26.7°~29.0°
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重金属 (Pb)
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≤20ppm
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铅含量
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≤10ppm
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干燥失重
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≤2ppm
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灼烧残渣
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≤0.1
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其它氨基酸
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≤0.3%
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PH值
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5.5~7.0
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