Attention This item has 8 sizes Please check the size you selected before you bid Thank you Dimensions Diameter x Length 001 10 mm x 75 mm 2 95 x 0 39 002 12 mm x 100 mm 3 94 x 0 47 003 15 mm x 150 mm 5 91 x 0 59 004 16 mm x 100 mm 0 63 x 3 94 005 18 mm x 150 mm 0 71 x 5 91 006 20 mm x 200 mm 0 79 x 7 87 007 25 mm x 200 mm 0 98 x 7 87 008 30 mm x 200 mm 1 18 x 7 87 Description 5Pcs Transparent Lab Borosilicate Glass Test Tube in Diffrent Size for LaboratorySpecifications Material Borosilicate GlassColor TransparentFeatures Borosilicate glass They are made of special glass tube to give the optimum wall thickness Heat thermal shock resistant and chemically stable Glasses lowest form with flat mouth Packaged included 5 x Glass Test Tubes Same size according to your choice