Always a best seller, Pyrex® borosilicate glass meets the specifications of the following standards: ISO 3819 & DIN12331. The heavy-duty range have reinforced rims, thicker walls & heavier bases than the standard Pyrex® range.Mechanically stronger than standard beakers, designed for longer life.Due to the demanding conditions that borosilicate glass is subjected to, maximum chemical toughness, minimum thermal expansion & high resistance to thermal shock make Pyrex® the ideal material for use in any laboratory.White enamel graduations and marking patch.Volume: 2000mlDimensions: (D)131mm x (H)179mmPack of 4