Culture Tubes with Marking Spot KIMAX® - 20x150mm - 45048-20150

Kimble KIMAX® culture tube made fromkg-33 glass tubing, with a fire-polished top rim and uniform wall thickness for maximum heat transfer and chemical resistance. Durable white ceramic enamel marking spot on each tube. Designed from ASTM Specification E982, Type IV requirements. The 6x50mm size is often referred to as a "Durham tube".