产品分类 更多
产品名称 Product Name |
L-4-氰基苯丙氨酸 L-4-Cyanophenylalanine |
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CAS NO |
167479-78-9 |
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生产日期 Manufacturing Date |
May 24,2011 |
有效期 Valid Period |
2 年 TwoYear |
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批 号 Batch No. |
HYA20110524 |
数 量 Quantity |
100 Kg |
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检测项目 Test Item |
标准值 Specifications |
实测值 Test Results |
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外 观 Appearance |
类白色或白色粉末 Off-white or white powder |
类白色粉末 Off-white powder |
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旋光度Specific Rotation[α]25 |
-16 + 1.5 º (C=1,水) |
-14.8 º (C=1,水) |
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干燥失重 Loss on drying |
≤0.5% |
0.15 % |
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灼烧残渣 Residues On Ignition |
≤0.1% |
0.06 % |
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TLC Analysis |
One spot |
One spot |
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纯 度 (HPLC) |
≥98 % |
99.3% |