200ul胶上样吸头，无菌袋装 Round (0.57mm O.D.)Bulk
Material: Polypropylene Volume Range: 1-200 μl Grad Lines: 5 μl Orifice Outside Diameter: 0.57 mm
0.5ul-200ul胶上样吸头，平头 (0.37mm O.D.)
Material: Polypropylene Volume Range: 1-200 μl Grad Lines: 5 μl Orifice Outside Diameter: 0.37 mm