VWR® Test Tubes with Sturdy Lip, Borosilicate Glass 72 count box

Description

High-quality test tubes designed and constructed for optimal performance.
High-quality borosilicate glass construction
White marking spot
Uniformly thick
Excellent heat transfer and chemical resistance
Sturdy lip
Allows use at temprature up to 500°C and have excellent resistance to chemcial attack.
Tubes feature a sturdy lip and uniform wall thickness for maximum heat transfer and chemical resistance. Durable white ceramic enamel marking spot.
Made from ASTM 438 Type 1 Class A borosilicate 33 expansion glass and as per ASTM specification E982.