43210-67-9 Fenbendazole Phenthioimidazole
Item |
Specifications |
Results |
Appearance |
A white or almost white powder |
Almost white powder |
Identification |
IR Spectrum of sample complies with RS |
Conforms |
Related substances |
Impurity A≤0.50% |
0.01% |
Impurity B≤0.50% |
0.01% |
|
Any other impurity(biggest)≤0.20% |
0.05% |
|
Total impurities≤1.00% |
0.20% |
|
Loss on drying |
≤0.5% |
0.15% |
Heavy metals |
<20ppm |
Complies |
Sulphated ash |
≤0.3% |
0.08% |
Residual solvents |
Methanol≤3000ppm |
1407ppm |
Toluene≤890ppm |
798ppm |
|
Xylene≤2170ppm |
N.D |
|
Acetic acid≤5000ppm |
<1500ppm |
|
Ethanol≤5000ppm |
<1500ppm |
|
Assay |
98.0~101.0% (on dried substance) |
99.9% |
Conclusion |
The results conforms with the Standard of EP8 |
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