Chase brand Natelson tubes are manufactured with tapered tips for easy collection of micro blood samples.
- Designed for use with the Natelson technique
- Packed in lint-free boxes
- Ends may be sealed with clay or caps
- Sodium or lithium heparin is available as a special order
- Manufactured from 90 expansion soda lime glass conforming to USP Type III requirements
- Max temp (°C) 500