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Best Price PQQ Pyrroloquinoline Quinone CAS 72909-34-3 Nootropic PQQ Powder | ||
Product name: | Pyrroloquinoline Quinone, PQQ, PQA | |
Appearance: | Red fine powder | |
CAS: | 72909-34-3 | |
Purity: | 98% min |
Analysis Test | Specification | Result |
Description | Crystalline powder,odorless | Conforms |
Solubility | Easily soluble in water, unsoluble in ethanol | Conforms |
PH | 6.0~7.5 | 6.9 |
Solution clarity and color | solution should be clear and colorless | Conforms |
Related substances | 5’CMP 0.3% Simple impurity Total other impurity | 0.01% 0.03% 0.10% |
Chloride | 0.05% | Conforms |
Ammonium | 0.05% | Conforms |
Fe | 0.01% | Conforms |
Phosphate | 0.1% | Conforms |
Loss on drying | ≤6.0% | 1.3% |
Heavy metals | 0.002% | Conforms |
Arsenide | 0.0001% | Conforms |
Bacterial Endotoxins | 0.3EU/mg | Conforms |
Microbial Limit | Conforms | Conforms |
Assay(on dried basis) | ≥99.0% | 99.8% |
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