A8477432
Chrome blue-black R indicator , 0.2%（w/w）inSodiumchloride , 2538-85-4
Synonym(s):
2-Hydroxy-1-(2-hydroxy-1-naphthylazo)naphthalene-4-sulfonic acid sodium salt;Calcon (C.I.15705)
CAS NO.：2538-85-4
Empirical Formula: C20H13N2O5S.Na
Molecular Weight: 416.39
MDL number: MFCD00004069
EINECS: 219-810-2
| Pack Size | Price | Stock | Quantity |
| 500G | RMB439.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| bulk density | 530kg/m3 |
| storage temp. | Store at +5°C to +30°C. |
| solubility | 20g/l |
| form | Powder |
| Colour Index | 15705 |
| color | Dark brown to black |
| Odor | Odorless |
| PH | 9.4 (10g/l, H2O, 25℃) |
| Water Solubility | 20 g/L (20 ºC) |
| λmax | 634-640 nm (buffer pH 12.2) |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 2538-85-4(CAS DataBase Reference) |
| EPA Substance Registry System | 1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt (2538-85-4) |
Description and Uses
Mordant Black 17 can be prepared to use as blue acid dye.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319 |
| Precautionary statements | P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-37/39 |
| WGK Germany | 3 |
| RTECS | QK2200000 |
| HS Code | 29270000 |
| Toxicity | mouse,LD50,intravenous,180mg/kg (180mg/kg),U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#04757, |
