Rongtai Glass Capillary Fiber Manufacturers Large Diameter Quartz Glass Tube China Red Micro Hematocrit Capillary Tube with Heparin - China Glass Capillary Tube, Glass Capillary Without Heparin | Made-in-China.com
Precision Capillary Glass Tube – Ultra Accurate and Low Friction
Buy Quartz Capillary Tube Od1.5*id0.8*l300mm/silica Single-bore Glass Capillary Tube/high Temperature Glass Tubes from Beijing Dingsheng Brothers Technology Co., Ltd., China | Tradewheel.com