Calconcarboxylic acid
MDL:
MFCD00004078
Molecular Formula:
C21H14N2O7S
Molecular Weight:
438.41
Alias:
鈣羧酸指示劑 ;鈣紅,鈣指示劑,鈣羧酸,3-羥基-4-[(2-羥基-4-磺基-1-萘基)偶氮]-2-萘羧酸, 2-羥基-1-(2-羥基-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,易溶于堿液和氨水,微溶于水,溶液不穩(wěn)定。中性溶液中呈紫紅色,在pH不大于10時呈紅色,在pH12-14間為淺藍色,能和鈣形成紅色螯合物。與UO 、Mg2+、Be2+等形成紫藍或藍色配合物。最大吸收波長560(366)nm。有刺激性。
Storage:
密封陰涼干燥保存。