APIs

Doramectin

CAS# 117704-25-3

Molecular Formula : C50H74O14

Specification: 95%

Packing: 10KG/DRUM

Technical Data Sheet

Items	Specification	Results
Appearance	White crystalline powder	pass
Identification	HPLC: the retention time of major peak of test solution should correspond to that of reference solution.	conform
Identification	IR: Sample spectrum corresponds to that of standard spectrum.	conform
Appearance of solution	The solution is clear and not more intensely colored than reference solution BY6.	conform
Related substance	Avermectin: NMT5.0%	0.41%
Related substance	Total impurities: NMT5.0%	2.57%
Residual solvents	Ethanol:NMT30000ppm	15500ppm
Residual solvents	Acetone:NMT5000ppm	5ppm
BHT	NMT2000ppm	43ppm
Sulphate ash	NMT0.1%	0.03%
Water	NMT3.0%	1.6%
Heavy metal	NMT20ppm	<20ppm
Assay	≥95.0%	99.1%