Borosilicate Glass Test Tubes w/Lips: 32x 200mm:Pk 36 Free Test Tube Rack

Extra Large Borosil Borosilicate Glass Test Tubes 32x200mm and hold 113ml. We are including a free test tube rack (a 14.00 value RAC 141)with this item. Many customers requested these for years and we finally received them. These are a made of a heat resistance glass and have a lip. They are a great size for people who want to store larger amounts of anything! They are 1.25 inches across and 8 inches long. These would be great for labs, schools, displays, crafts and hobbies.

A size #7 rubber stopper or sizes #16 or #17 cork stoppers will fit this test tube. 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. These autoclavable racks can withstand sub-freezing temperatures.Holds 12 test tubes up to 32mm.