CAS number: 43210-67-9
Molecular formula: C15H13N3O2S
molecular weight: 299.3476
Chemical structure:
Product Name | Fenbendazole | |
Shelf life | 4 years | |
Test | Specification | Test result |
Appearance | A white or almost white powder | Almost white powder |
Identification | Ir spectrum if sample complies with RS | comforms |
release substances | Impurity A ≤0.5% Impurity≤ 0.5% | 0.01% 0.04% |
loss on drying | ≤0.5% | 0.14% |
Heavy metals | <20ppm< td=""> | complies |
Sulphated ash | ≤0.3% | 0.08% |
Residual solvents | Methanol: ≤ 3000ppm Toluene≤890ppm Xylene ≤2170ppm Acetic acid ≤5000ppm Ethanol ≤5000ppm | 1715ppm 721ppm 4ppm 1400ppm 1400ppm |
Assay | on dries substancce | 99.6% |
conclusion :The product complies with the standard |