Merck, 114537-5G, Phenol Red sodium salt
Size:5 g, Phenolsulfonephthalein sodium salt, ACS reagent, Dye content 90 %
Available Catalog Numbers
Catalog Number: 114537-5G
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Pack Size5 g
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| UNSPSC Code | 12171500 |
|---|---|
| NACRES | NA.47 |
| PubChem Substance ID | 24847180 |
| EC Number | 252-057-8 |
| Beilstein/REAXYS Number | 6260026 |
| MDL number | MFCD00066901 |
| InChI key | HKHYOKBQJILTEI-UHFFFAOYSA-M |
| InChI | 1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1 |
| SMILES string | [Na+].Oc1ccc(cc1)C2(OS(=O)(=O)c3ccccc23)c4ccc([O-])cc4 |
| grade | ACS reagent |
| form | powder or crystals |
| composition | Dye content, 90% |
| clarity of soln | passes test |
| technique(s) | titration: suitable |
| color | red to very dark red |
| visual transition interval | 6.8-8.2, yellow to red |
| mp | 285 °C (dec.) (lit.) |
| λ<sub>max</sub> | 423 nm |
| ε (extinction coefficient) | ≥19000 at 422-426 nm in methanol |
| storage temp. | room temp |
| Quality Level | 200 |
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