Micro hematocrite capillary tube blue

Medical Non-Heparinized Micro-hematocrit 75mm Hematocrit Blood Capillary Tube
Micro-haematocrit capillary tubes are made of glass and are available in different lengths and diameters. The standard length is 75 mm. The standard inside diameter is 1.1-1.2 mm and the standard outside diameter is 1.5-1.6 mm. 100 capillaries are packed in vials, 500 vials are in a carton.Supplied with color-coding on the packaging and on the tubes in plain (blue color), or with uniform sodium heparinisation (red color).