Made of Polypropylene Material. Beakers, molded In polypropylene, have excellent clarity and very good chemical    resistance. Autoclavable Beakers have prominently raised graduations on  the  outer  surface.  Pouring  a  solutions  becomes  very convenient  with tapered  spout. Capacities : 50ml., 100ml., 250ml., 500ml., 1000ml., 2000ml.