PYREX™ Kolmer Graduated Centrifuge Tube with Beaded Rim

Description

These 10 mL PYREX™ conical centrifuge tubes are used in connection with the Wasserman test. Also used to measure H2O content and potassium ions in oil muds. API RP 13B standard testing method. They are graduated in 0.1 mL divisions up to 4 mL, and 0.2 mL divisions from 4 to 10 mL. Tolerances: to 0.5 mL ±0.02 mL; 0.5 to 2 mL ±0.04 mL; over 2 mL ±0.1 mL. Graduations are durable white enamel.