Rapid ECH0137D 500ml Beaker made of translucent polypropylene plastic with 20ml raised graduations and specifications and a tapered spout for easy pouring. Beaker measures 4.8" tall and 3.6" in diameter. Inner diameter measures 3.5". Microwavable, autoclavable, with superior chemical durability. Can withstand temperatures between -20°C to 135°C.