Non-breathable Peel-n-Seal, 1.50 dia. 50/pack 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