Thermo Scientific Nalgene Class B Volumetric Flask

Accuracy of standard glass flasks combined with the break resistance of plastic. Leakproof. No meniscus to confuse readings.

Gravimetrically calibrated individually TC/TD at 20C, then marked with a permanent color graduation line. Oval marking spot has additional line at 203 mL ...Accuracy of standard glass flasks combined with the break resistance of plastic. Leakproof.

No meniscus to confuse readings. Gravimetrically calibrated individually TC/TD at 20C, then marked with a permanent color graduation line. Oval marking spot has additional line at 203 mL level for BOD and DO determinations (4985Q28 only).

Linerless, non-contaminating closure, leakproof and autoclavable. Individually packaged with polypropylene screw cap.