Evans Blue
Molecular Structure:
MDL:
--MFCD00004021
Molecular Formula:
C34H24N6Na4O14S4
Molecular Weight:
960.81
Alias:
伊文思兰,偶氮蓝,依文氏兰
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Evans Blue |
BS |
25g |
RMB 1298 |
Consulting service |
Evans Blue |
BS |
5g |
RMB 308 |
Consulting service |
Evans Blue |
BS |
10g |
RMB 638 |
Consulting service |
Character:
有绿色金属光泽的蓝色结晶。水中溶解度:280 g/L (20°C),溶于乙醇、酸、碱;几乎不溶于苯、氯仿、乙醚。有吸湿性。在pH近于10时变色。
Quality Standard:
质量标准
外观Appearance 暗棕色结晶粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
干燥损失Loss on drying <10 %
λ max. 605.0 - 613.0 nm(H2O)
吸光度Absorbance(E1%1cm) ≥504(H2O, 605.0 - 613.0 nm)
Storage:
密封阴凉干燥保存。