Borosilicate Glass Test Tubes Without Rim: 32x 200mm, Pk 50 w/Free Test Tube Rack

This case of 50 large test tubes is made of Borosilicate (heat resistant) glass and measure 1.25 inches by 8 inches. Each Glass Test Tube holds up to 125 ml.  Size is given with  OD (Outside Diameter) first then length. All measurements are approximate. OD measurement may vary by up to 1mm. These large multi-functional glass test tubes can be used in the laboratory, the classroom, in crafting or even in the kitchen to hold spices. With your imagination, their uses are limitless…

A size #6.5 rubber stopper or size #16 cork stopper will fit these test tubes.

Our 12 place plastic rack RAC141 fits these test tubes well. Polypropylene rack with a 3-tier design provides a clear view of the tube contents and convenient insertion and removal of tubes. This autoclavable rack can withstand sub-freezing temperatures. It holds 12 test tubes up to 32mm.