scott GL45 square bottles for lab-Analytical Testing Vials wide mouth GL45 square bottles wholesales-Analytical Testing Bottle, laboratory, reagent / media, round, wide mouth, screw neck, borosilicate glass, 500ml (0.5L) capacity, 181mm overall height (with screw cap attached), 86mm outer diameter (at widest point), GL45 DIN thread, ISO 4796-1, USP Standard, with retrace code, with easy-to-read .