... .Test Item: Appearance, Loss on drying, Total Ash, Assay, Heavy Metals, Arsenic, Microbiological.Packing: Nt.W:1kg/Al drum, with the ... requirementWelcome to YIXINPHARM Founded in July 1989, Zhejiang Yixin Pharmaceutical Co., Ltd. is a high-tech enterprise specializing in the development, production ...