产品展厅
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D-半胱氨酸
- 英文名称：D-Cysteine
- 品牌：化夏试剂
- 产地：中国.成都
- 型号：试剂级
- 纯度：99%
- cas：921-01-7
- 发布日期： 2014-03-28
- 更新日期： 2025-04-07
产品详请
63936 D-半胱氨酸 98.5% 100g 1450
熔点 ~230 °C
Test Items Standard Appearance White crystals or crystalline powder Assay 98.5% to 100.5% Specific Rotation [α]20/D -5.0~7.0° (C=8 in 1N HCl) Loss on Drying 8.5% to 12.0% Residue in Ignition (Sulfate) Not more than 0.10% Chloride (Cl) 19.89% to 20.29% Heavy Metals (Pb) Not more than 10 PPM
危险品标志 Xi,Xn 危险类别码 36/37/38-20/21/22 安全说明 26-36-37/39
用于有机合成
熔点 ~230 °C
Test Items Standard Appearance White crystals or crystalline powder Assay 98.5% to 100.5% Specific Rotation [α]20/D -5.0~7.0° (C=8 in 1N HCl) Loss on Drying 8.5% to 12.0% Residue in Ignition (Sulfate) Not more than 0.10% Chloride (Cl) 19.89% to 20.29% Heavy Metals (Pb) Not more than 10 PPM
危险品标志 Xi,Xn 危险类别码 36/37/38-20/21/22 安全说明 26-36-37/39
用于有机合成
