20ul, EPP, RACKED, PRE-STERILIZED 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