Comparison : Item # 1517-04, Bottle, Aspirator, Removable Hose Connection, PBT Cap, 250mL, GL 45 Cap, GL 14 Hose Connection, 5/16 Tubing I.D.
Item # 1517-06, Bottle, Aspirator, Removable Hose Connection, PBT Cap, 500mL, GL 45 Cap, GL 14 Hose Connection, 5/16 Tubing I.D.
Item # 1517-08, Bottle, Aspirator, Removable Hose Connection, PBT Cap, 1000mL, GL 45 Cap, GL 18 Hose Connection, 3/8 Tubing I.D.
Item # 1517-10, Bottle, Aspirator, Removable Hose Connection, PBT Cap, 2000mL, GL 80 Cap, GL 18 Hose Connection, 3/8 Tubing I.D.
Item # 1517-12, Bottle, Aspirator, Removable Hose Connection, PBT Cap, 5000mL, GL 80 Cap, GL 18 Hose Connection, 1/4 Tubing I.D.