Kimax Test Tubes, Reusable, Borosilicate Glass, Kimble Chase
Test tubes are made from KG-33 glass tubing and feature a sturdy lip and uniform wall thickness for maximum heat transfer and chemical resistance. Each tube has a durable white ceramic enamel marking spot. Tubes meet ASTM E982, Type I requirements.
Great for science, chemistry experiments and hobbies.
Asking $20 (b.o.)
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