Merck, 1047240025, Indigo carmine (C.I. 73015)
Size:25 g, Indigo carmine (C.I. 73015), for analysis
Catalog Number: 1047240025
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Pack Size25 g
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| UNSPSC Code | 12171506 |
|---|---|
| EC Index Number | 212-728-8 |
| NACRES | NB.21 |
| MDL number | MFCD00005723 |
| SMILES string | [Na+].[Na+].[S](=O)(=O)([O-])c1cc2c(cc1)N\C(=C3\Nc4c(cc(cc4)[S](=O)(=O)[O-])C\3=O)\C2=O |
| InChI | 1S/C16H10N2O8S2.2Na/c19-15-9-5-7(27(21,22)23)1-3-11(9)17-13(15)14-16(20)10-6-8(28(24,25)26)2-4-12(10)18-14;;/h1-6,17-18H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b14-13+;; |
| InChI key | KHLVKKOJDHCJMG-QDBORUFSSA-L |
| potency | >2000 mg/kg LD50, oral (Rat) |
| composition | dye content, ≥80% spectrophotometric assay |
| loss | ≤10% loss on drying, 110°C |
| pH | 7 (20 °C, 10 g/L in H2O) |
| mp | >340 °C |
| solubility | 1 g/L |
| density | 0.71 g/cm3 at 29 °C |
| bulk density | 700‑900 kg/m3 |
| λ<sub>max</sub> | 608-612 nm in water |
| storage temp. | 2-30°C |
| Quality Level | 200 |
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