Vacuum Blood Collection Tubes, Test Tube, Pipette Tip manufacturer / supplier in China, offering Medical Disposable Yellow Transparent Injection Stopper Heparin Cap with Luer Lock, Disposable 1ml 2ml 3ml 5ml 10ml Plastic Graduated Transfer Pipette Pasteur Dropper, Medical Sterile Plastic 15ml 30ml 40ml 60ml 90ml 120ml 150ml Urine Stool Sample Collection Container and so on.