检测项目TEST ITEM | 指标STANDARD |
DESCRIPTION | Fine,whitish crystalline powder Melts at about 56.5℃(Release Limit 56-58℃) |
SOLUBILITY | Practically insoluble in water, soluble in Methanol, in Alcohol and in Acetone;slightly soluble in Hexane |
IDENTIFICATION | A. Conforms by Infrared Absorption B. The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay |
WATER | Not more than 0.1% |
RESIDUE ON IGNITION | Not more than 0.1% |
HEAVY METALS | Not more than 0.002% |
RELATED COMPOUNDS | Any individual impurity: NMT0.1% Total impurities: NMT0.5% |
MONOCHLORO PHENOL | ≤ 50 mg/kg |
2,4 DICHLORO PHENOL | ≤ 10 mg/kg |
2,8 DICHLORO DIBENZO FURAN | ≤ 0.25 mg/kg |
2,4,8TRICHLORO DIBENZO FURAN | ≤ 0.50 mg/kg |
1,3,7TRICHLORO DIBENZO-P-DIOXIN | ≤ 0.25 mg/kg |
2,8 DICHLORO DIBENZO-P-DIOXIN | ≤ 0.50 mg/kg |
2,3,7,8 TETRA CHLORO DIBENZO-P-DIOXIN | ≤ 0.001ug/kg |
2,3,7,8-TETRA CHLORO DIBENZO FURAN | ≤ 0.001ug/kg |
ASSAY | 97.0%-103.0% of C12H7Cl3O2 Calculated on Anhydrous Basis |