Name | Specifications | Packing | Price | Delivery |
BOC-L-Methionine | 97% | 25g | RMB 418 | Consulting service |
BOC-L-Methionine | 97% | 100g | RMB 1045 | Consulting service |
外观Appearance 浅黄色粘稠状液体或结晶
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥97% (GC)
99%含量级:
外观Appearance 白色结晶
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥99% (GC)
熔点Melting point 47°C - 53°C
水分Water <0.5 % (K.F.)
干燥失重Loss on drying <1 % (60°C, 15 小时) (真空)
比旋光度Specific optical rotation -22.5~-23.5°(c=1.3,甲醇)
沪公网安备 31012002003055号 |