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CAS RN: 1260-17-9 | Product Number: C0782
Carminic Acid (Natural dye)
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Purity:
Synonyms:
Product Documents:
| Size | Unit Price | Shanghai | Tianjin | Japan* |
|---|---|---|---|---|
| 5G |
¥1,210.00
|
2 | 1 | ≥100 |
| 25G |
¥3,230.00
|
4 | 1 | 23 |
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| Product Number | C0782 |
| Molecular Formula / Molecular Weight | C__2__2H__2__0O__1__3 = 492.39 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 1260-17-9 |
| PubChem Substance ID | 87565853 |
| Merck Index (14) | 1843 |
| Colour Index | 75470 |
| MDL Number | MFCD00167028 |
Specifications
| Appearance | Orange to Brown to Dark red powder to crystal |
| Purity(qNMR) | min. 80.0 % |
| Lambda max. | 490.0 to 496.0 nm(0.1mol/L HCL) |
| Absorbance(E1%1cm) | min. 120(0.1mol/L HCl, 490.0 to 496.0 nm)(calcd.on dried substance) |
| Drying loss | max. 10.0 % |
Properties (reference)
| Maximum Absorption Wavelength | 495(0.1mol/L HCl) nm |
| Solubility in water | Soluble |
| Solubility (soluble in) | Alcohol |
| Solubility (insoluble in) | Benzene, Ether |
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