Reusable. Borosilicate Glass. Made of Kimble* KG-33 borosilicate glass to resist heat, mechanical shock and chemical attack. Walls are uniform and strong, with heavy bottoms. With rim and fused-on, white enamel spot for marking. Size,mm: 20x150. Volume: 36ml.
Reusable. Features a large marking spot. Threaded phenolic cap can be loosened for autoclaving. Designed from ASTM Specification E982, Type VI, Class B requirements. Size,mm: 13x100. Volume: 8ml. GPI thread: 13-415.
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Light wall with Rim, Dimension: 150x24mm, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures, capacity: 50 ml, PK24
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 130x15mm, Height: 5.25 inch, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks, capacity: 15 ml, PK48
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 75x10mm, Height: 3inch, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks, capacity: 3ml, PK48
Test Tube, PYREX* 3mL, 10x75mm, are made from special tubing to give the optimum wall thickness. They are well annealed, resistant to heat and chemically stable. These tubes have a white marking spot. Beaded rims are fire-polished.