A2326612
Chromotropic acid , AR , 148-25-4
CAS NO.：148-25-4
Empirical Formula: C10H8O8S2
Molecular Weight: 320.3
MDL number: MFCD00003968
EINECS: 205-712-7
| Pack Size | Price | Stock | Quantity |
| 5g | RMB31.20 | In Stock |
|
| 25G | RMB41.60 | In Stock |
|
| 100G | RMB127.20 | In Stock |
|
| 500g | RMB385.60 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Boiling point: | 429.2°C (rough estimate) |
| Density | 1.7929 (rough estimate) |
| refractive index | 1.6000 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | -0.51±0.40(Predicted) |
| CAS DataBase Reference | 148-25-4(CAS DataBase Reference) |
| EPA Substance Registry System | 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy- (148-25-4) |
Description and Uses
Chromotropic acid is used as an analytical reagent and as a coupling component for a wide range of azo dyes, e.g., C.I. Acid Violet 6, C. I. Mordant Blue 13, and C.I. Direct Blue 84.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H335-H315-H319 |
| Precautionary statements | P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362 |
| HS Code | 29089990 |
