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Azelaic Acid CAS 123-99-9
| Product Name | Azelaic acid | CAS No | 123-99-9 |
| Batch number | 20210528 | Manufacture date | 2021.05.28 |
| Quantity | 20kg | Expiry date | 2024.05.27 |
| Grade | pharmaceutical grade | Storage conditions | Normal temperature,cool and dry place |
| Items | Standard | Results |
| Appeaeance | White powder solid | Qualified |
| Content | ≥99.00% | 99.42% |
| Total dicarboxylic acid content | ≥99.5% | 99.57% |
| Monoacid content | ≤0.10% | 0.08% |
| Melting point | 107.5ºC-108.5ºC | 107.6ºC-108.2ºC |
| Acid value | 585.0mgKOH/g-595.0mgKOH/g | 593.7mgKOH/g |
| Water content | ≤0.5% | 0.39% |
| Ash content | ≤0.05% | 0.02% |
| Heavy metal | ≤0.001% | 0.0008% |
| Light transmittance,440nm | 97%-100% | 98% |
| Light transmittance,550nm | 97%-100% | 98% |
| Partide size | 50um | 98.0%<50um
30%<30um |
| The chloride ion | ≤0.005% | 0.003% |
| Sulfate | ≤0.025% | 0.020% |
| Iron ions | ≤0.002% | 0.0019% |
| Product Name | Azelaic acid | CAS No | 123-99-9 |
| Batch number | 20210626 | Manufacture date | 2021.06.26 |
| Quantity | 200kg | Expiry date | 2023.06.25 |
| Grade | Chemical grade |
|
|
| Items | Standard | Results |
| Appeaeance | White powder solid | Qualified |
| Content | ≥98.00% | 98.38% |
| Total dicarboxylic acid content | ≥99% | 99.29% |
| Monoacid content | ≤0.30% | 0.22% |
| Melting point | 106ºC-107.5ºC | 106.1ºC-107.1ºC |
| Acid value | 585.0mgKOH/g-595.0mgKOH/g | 593.7mgKOH/g |
| Water content | ≤0.5% | 0.4% |
| Ash content | ≤0.5% | 0.2% |
| Heavy metal | ≤20% | 10% |
| Light transmittance,440nm | 95%-100% | 97% |
| Light transmittance,550nm | 95%-100% | 97% |
For customer reference only.
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