These instruments have superior thermal and chemical resistance. With Class A borosilicate glass, these cylinders' accuracy is retained over a longer working life span than their Class B counterparts.
- Class A borosilicate glass
- Hexagonal base for stability
- Complete with a protective guard, as per ASTM E1272 standard
- Low-temperature gradient - can withstand high temperatures & thermal shocks
- Superior chemical durability
- Blue graduations
- Autoclavable at 121°C