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KIMAX Chemical Test Tube 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. Sizem
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KIMAX Chemical Test Tube 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. Sizem
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