A. Erlenmeyer flask, narrow neck Graduated. Made of borosilicate glass LBG 3.3 capacity Ø (mm) (mm) Øinner mouth (mm) 25 ml 42 73 16 50 ml 51 85 18 100 ml 64 105 26 250 ml 85 140 30 500 ml 105 175 30 1000 ml 131 220 38 2000 ml 166 280 40 3000 ml 187 310 44 5000 ml 220 365 55 B. Erlenmeyer flask, wide neck Graduated. Made of borosilicate glass LBG 3.3 capacity Ø (mm) (mm) Øinner mouth (mm) 100 ml 64 105 30 250 ml 85 140 46 500 ml 105 175 46 1000 ml 131 220 46 2000 ml 166 275 68 C. Erlenmeyer, polypropylene With screw cap. Without graduation. capacity Ø (mm) (mm) 100 ml 30 110 250 ml 35 150 500 ml 45 185