Multi-Pulse Vortexer base, with cartridges for 12-13mm and 15-16mm tubes. 100 - 2000rpm, 120V 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