| CAS No.: | 77-92-9 |
|---|---|
| Formula: | C6h8o7 |
| EINECS: | 201-069-1 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Powder |
| Quality: | Technical |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 99% purity Citric acid for food additives CAS 77-92-9
| Citric acid Basic information | |
| Product Name: | Citric acid |
| CAS: | 77-92-9 |
| MF: | C6H8O7 |
| MW: | 192.12 |
| EINECS: | 201-069-1 |
| Mol File: | 77-92-9.mol |
| Citric acid Chemical Properties | |
| Melting point | 153-159 °C (lit.) |
| Boiling point | 248.08°C (rough estimate) |
| density | 1.67 g/cm3 at 20 °C |
| vapor density | 7.26 (vs air) |
| vapor pressure | <0.1 hPa (20 °C) |
| refractive index | 1.493~1.509 |
| FEMA | 2306 | CITRIC ACID |
| Fp | 100 °C |
| storage temp. | 2-8°C |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| pka | 3.14(at 20ºC) |
| form | grit |
| color | White |
| Odor | Odorless |
| Test Item | Standard | Result |
| Characteristics | White crystal | White crystal |
| Identification | Pass the test | Pass the test |
| Light Transmittance | / | 100.00% |
| Clarity & color of solution | Pass test | Pass test |
| Assay | 99.5-100.5% | 99.82% |
| Water | ≤1.0% | 0.09% |
| Sulphated ash | ≤0.1% | 0.02% |
| Sulphate | ≤150ppm | <20ppm |
| Oxalate | ≤360ppm | <20ppm |
| Calcium | / | <20ppm |
| Heavy metals | ≤10ppm | <1ppm |
| Iron | / | <1ppm |
| Chloride | / | <5ppm |
| Readily carbureted substances | Not exceeding the standard | 0.31 |
| Bacterial endotoxins | ≤0.5IU/mg | <0.5IU/mg |
| Aluminium | ≤0.2ppm | <0.2ppm |
| / | <1.0ppm | |
| / | <0.1ppm | |
| Lead | / | <0.5ppm |
| Tridodecylamine | / | <0.1ppm |
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