A1302050
OrangeG , ≥80% , 1936-15-8
Synonym(s):
1-Phenylazo-2-naphthol-6,8-disulfonic acid disodium salt;7-Hydroxy-8-phenylazo-1,3-naphthalenedisulfonic acid disodium salt;Acid Orange 10;Orange G (C.I. 16230);Wool Orange 2G
CAS NO.：1936-15-8
Empirical Formula: C16H13N2NaO7S2
Molecular Weight: 432.4
MDL number: MFCD00012457
EINECS: 217-705-6
| Pack Size | Price | Stock | Quantity |
| 25g | RMB28.00 | In Stock |
|
| 100g | RMB111.20 | In Stock |
|
| 500g | RMB319.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 141 °C |
| Density | 0.80 g/mL at 20 °C |
| Flash point: | 14 °C |
| storage temp. | room temp |
| solubility | H2O: soluble1mg/mL |
| Colour Index | 16230 |
| form | Powder |
| pka | 12.8(at 25℃) |
| color | Red to Orange |
| PH | 9 (10g/l, H2O, 20℃) |
| PH Range | Yellow (11.5) to pink (14.0) |
| Water Solubility | 5 g/100 mL (20 ºC) |
| λmax | 475 nm |
| BRN | 4120705 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Biological Applications | Detecting lung cancer metastasis; measuring glycated proteins; ophthalmic devices |
| InChIKey | HSXUHWZMNJHFRV-QIKYXUGXSA-L |
Description and Uses
Collagen stain for connective tissue. Used with Orcein, Alizarin Blue 2B, and Fast Green FCF in Kornhauser′s quadruple stain for most elementary structures of tissues.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319 |
| Precautionary statements | P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 |
| Hazard Codes | Xi,F |
| Risk Statements | 36/37/38-11 |
| Safety Statements | 22-24/25-37/39-26-16-7-36/37 |
| RIDADR | UN 1987 3/PG 2 |
| WGK Germany | 3 |
| RTECS | QJ6500000 |
| TSCA | Yes |
| HS Code | 32041200 |
| Toxicity | LD50 orally in Rabbit: > 3000 mg/kg |
