Calconcarboxylic acid
MDL:
MFCD00004078
Molecular Formula:
C21H14N2O7S
Molecular Weight:
438.41
Alias:
钙羧酸指示剂 ;钙红,钙指示剂,钙羧酸,3-羟基-4-[(2-羟基-4-磺基-1-萘基)偶氮]-2-萘羧酸, 2-羟基-1-(2-羟基-4-磺基-1-萘基偶氮)-3-萘甲酸
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Calconcarboxylic acid |
IND |
250g |
RMB 214.5 |
Consulting service |
Calconcarboxylic acid |
AR |
250g |
RMB 324.5 |
Consulting service |
Calconcarboxylic acid |
IND |
25g |
RMB 35.2 |
Consulting service |
Calconcarboxylic acid |
AR |
25g |
RMB 46.2 |
Consulting service |
Character:
微溶于水和乙醇,易溶于碱液和氨水,微溶于水,溶液不稳定。中性溶液中呈紫红色,在pH不大于10时呈红色,在pH12-14间为浅蓝色,能和钙形成红色螯合物。与UO 、Mg2+、Be2+等形成紫蓝或蓝色配合物。最大吸收波长560(366)nm。有刺激性。
Storage:
密封阴凉干燥保存。