Simax® screw-top graduated reagent bottle with GL45 thread blue cap. Clear glass. Suitable for autoclaving up to 140°C. Cap must be loose in order to autoclave. With pouring ring.Volume: 500mlHeight: 182mm Outer Diameter: 86mmPack Size: EachIn order to make this bottle suitable for storing concentrated acid the blue lid and blue pouring ring must be removed from this bottle.The lid must be replaced with a Red Simax Bottle Top which are available to purchase separately - B8R07790Clear glass bottles are suitable for storing concentrated Nitric Acid if kept in a dark chemical store.