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. 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: 25x150. Volume: 55ml.
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.
Reusable. Borosilicate Glass. For use in bacteriological work. Repeated sterilization, wet or dry, does not cause clouding. With beaded rim and permanent white marking spot. Size,mm: 13x100. Volume: 9ml.
Fermentation Tube, Ungraduated, with Foot, Verify gas production in fermentation exercises, gas produced by yeast or other organisms rises into a 5 or 10 mL evolution tube, Diameter: 115mm, Size: 5 mL