These Narrow mouth reagent bottles are available in polypropylene. The PP bothles are rigid, translucent and have excellent contact clarity. These bottles can be autoclaved filled as well as empty. The P.P cap has a built in seal ring to make these bottles leakprrof.Capacity : 4 ml , 8 ml, 15 ml, 30 ml, 60 ml, 125 ml, 250 ml, 500 ml, 1000 ml, ALPHA CHEM-807 Reagent Bottles Wide MouthThe PP bottles are rigid, translucent and have excellent contact clarity. These bottles can be autoclaved filled as well as empty. The polypropylene cap has a built in seal ring to make these bottles leek proof.Available Capacity : 30 ml, 60 ml, 125 ml, 250 ml, 500 ml, 1000 ml. ALPHA CHEM-808 Narrow Mouth BottleThis bottle is autoclavable , made of polypropylene, can be used for storing & transferring chemicals and other reagents.Available capacity2 liter4 liter