China High Quality Feed Grade 99% Tulathromycin a, Find details about China Tulathromycin a, 99% Tulathromycin a from High Quality Feed Grade 99% Tulathromycin a
Items | Specifications | Results |
Assay(HQLC) | 98-101.0%(calculated on dried basis) | 99.5% |
Appearance | White or off-white crystalline powder | Complies |
Mesh Size | 100 mesh | Complies |
Melting Range | 853-866 | 853-866 |
Solubility | Not soluble in water, soluble in ethanol | Complies |
Optical rotation | -22°~-26° at 589 nm and 25°C, from the 40mg/ml concentration of acetonitrile solution | -24.93° |
Identification | IR spectrum of sample corresponds to that of reference standard | Complies |
Residual solvents | Contain not more than 0.06% of methylene chloride | Not found |
Contain not more than that 0.5% of n-heptane | 0.06% | |
Moisture | Not more than 0.5% | 0.22% |
Heavy metals | Not more than 20ppm | Complies |
Residue on ignition | Not more than 0.20% | 0.04% |
Loss on drying % | ≤1.0% | 0.03% |