Manufactured by fully automated systems according to ISO 12772 and BS4316-68.
Tube length is 75 mm (+/- 1 mm) and the wall thickness is 0,2 mm.
Heparinized tubes are heparinised with sodium heparinate over internal surface
Non-Heparinized tubes have blue color code at the end of the micro haematocrit tube. Heparinised tubes have red color code at the end of the micro haematocrit tube