Engler Distilling Flasks, DURAN®
Uniform wall thickness distribution makes these flasks ideal for heating applications and distillations.
Complies with the requirements of ASTM D86 and DIN EN ISO 3405 for the distillation of petroleum products. The 125 ml DURAN® Engler Distilling Flasks are available with two different fittings, either a NS 19 / 26 ground joint or a beaded rim. The side arm has a length of 100 mm and a diameter of 7 mm. Both flasks are manufactured from a hydrolytically resistant borosilicate glass 3.3, which is defined as "Type I, Class A" in the ASTM Specification E 438.