Bovine Collagen Solution, Type I, 3 mg/ml, 100 ml 上海易扩仪器有限公司 Equl offers Enzyme Assay Kits, Reagent Mixtures, Enzymes, Glycobiology, Amylase Test, Carbohydrase Tablet Tests, Protease Tablet Tests, Cofactors and Stains, Soluble Chromogenic Substrates, Insoluble Chromogenic Substrates, etc