Tubes feature solid, pennyhead [ST] stoppers.

• Graduated and calibrated to contain
• Ext.Ø and Length do not include stopper

Scale, legend, and marking spot are printed in durable white ceramic enamel. The 15 ml tube is graduated in 0.1 ml increments. The 50 ml tube is graduated to 10 ml in 0.5 ml increments, and from 10 to 50 ml in 1.0 ml increments.