glass apparatus

Most glass apparatus is made of borosilicate glass. Borosilicate glasses have a boron oxide content of >5%.

Borosilicate glass 3.3 is a standardized glass such as Duran®, KG33, Pyrex®, Simax® and comply with the standards: DIN 1259-3.21, ISO 3585, ASTM E438 Type1 Class A.

Furthermore, glass parts can be made of quartz glass or soft glasses.