- 3 ml (728W) sold in boxes of 200 vials
- 7 ml and 12 ml (738W) are sold in boxes of 100 vials
- For either gas or water samples
- Measure dissolved gases: methane, oxygen, nitrogen, argon in aquatic systems.
- Soda glass
- Flat bottom
- Includes white caps with gray rubber septa
- Non-evacuated
- No labels
- Ships double-boxed
- Ships in 8-12 weeks if out of stock.