- 75 L clear, glass capillary blood collection tube with no closure
- 1.15 x 75 millimeters
- Red stripe
- Treated with an anticoagulant, sodium heparin, for use when collecting sample by finger stick from a patient or when using untreated blood
- Color-code red stripe to differentiate untreated tubes from heparinized tubes
- Designed for both safe blood collection as well as accurate micro-hematocrit determinations
- Precision-molded soda lime glass provides excellent sample retention during centrifugation
- Fill rapidly without affecting specimen integrity
- RCF rating: 14,500 RPM