Glass Test Tube - 12 x 100

• comes with a sturdy lip and uniform wall thickness for maximum heat transfer and chemical resistance.
• Appox. OD x Length: 12 x 100 mm, Overflow capacity: 10 mL.
• Dozen $5.25.
• Case of 72 $27.99.
• Appropriate Stopper Size: 000 (not included)
• Please indicate whether you would like a dozen or a case in the comment box during checkout.