Vacuum Blood Collection Tubes, Test Tube, Pipette Tip manufacturer / supplier in China, offering Conductive Tip Plastic Black Filter Tips Pipette Tip 300UL, Large Capacity Conical Corning Plug Cap Centrifuge Tube 100ml 500ml 250ml, Lab Plastic 20 Holes Reaction Cuvettes for Hitachi 7060 911 912 904 Biochemistry Analyzer and so on.