China High Quality Pharmaceutical Grade Azelaic Acid CAS 123-99-9, Find details about China 123-99-9, Azelaic Acid from High Quality Pharmaceutical Grade 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% |