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Dihydroavermectin B1a CAS 70161-11-4
3-Dimethylaminopropylchloride hydrochloride CAS 5407-04-5
10/12/2018
Dimethoate CAS 60-51-5
10/12/2018
| Model: | MOS70161-11-4 |
| Brand: | MOSINTER |
| CAS: | 70161-11-4 |
| Molecular formula: | C48H74O14 |
| Molecular weight: | 875.0928 |
| Boiling point: | 940.4°C at 760 mmHg |
| Refractive index: | 1.564 |
| Density: | 1.23g/cm3 |
| Flash point: | 267.3°C |
| Vapour Pressur: | 0mmHg at 25°C |
Dihydroavermectin B1a (CAS: 70161-11-4)
| ITEM | STANDARD | RESULT |
| Appearance | White or yellowish-crystalline powder | White crystalline powder |
| Identification | IR: compare with that of CRS standard
HPLC: the retention time for it compare with that of CRS standard |
Complies |
| Water | ≤ 1.0% | 0.24% |
| Appearance of solution | Clear and not more colored than BY7 | Clear |
| Related substances | Individual impurities ≤ 2.5% | 1.95 |
| Any other individual impurities ≤ 1% | 0.62 0.24 0.15 0.35 0.16 0.53 0.16 | |
| Total impurities ≤ 5% | 4.55 | |
| Detection limit | ≤ 0.05% | 0.05% |
| Ethanol | ≤ 5% | 3.95% |
| Formamide | ≤ 3% | 2.70% |
| Heavy metals | ≤ 0.002% | < 0.001% |
| Sulphated ash | ≤ 0.1% | 0.05% |
| Assay (on dried basis) | 95% ~102% | 95.83% |
| H2B12 | ≥ 90% | 97% |
| specific optical rotation | -17° ~ -20° | -18° |
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