plastic test tubes highly polished PP and PS and Glass test Size:12*60, 12*75, 12*100 ... OEM are welcomeTest tubes1, Manufactured from high quality polypropylene and Polystyrene2, Diameter from 12 to 16mm,length from 60 ... to 102mm3, With a series of accessories--tube stoppers,tube racks CODEDESCRIPTIONPCAKING/ ... conical 10ml240056*42*4211/10 Plastic test tube with cap