Testing of petroleum products - Method for sample preparation - Part 3: Unpressurized digestion with mineral acids
Edition 2016-12

Electrolyte for vented nickel-cadmium cells (IEC 60993:1989); German version EN 60993:2002
Edition 2003-04

Laboratory glassware; disposable micropipettes; identical with ISO 7550:1985
Edition 1992-02

Lamps and light sources for road vehicles - Dimensional, electrical and luminous requirements (IEC 60809:2021 + AMD1:2023); German version EN IEC 60809:2021 + A1:2023
Edition 2024-08

Flanges and their joints - Gaskets for PN-designated flanges - Part 7: Covered metal jacketed gaskets for use with steel flanges; German version EN 1514-7:2004
Edition 2004-08

Laboratory ware made from fused quartz and fused silica; boiling flasks made from fused quartz; round bottom flasks, flat bottom flasks and conical flasks
Edition 1981-11

Laboratory ware made from fused quartz and fused silica; straight bore stopcocks made from fused quartz
Edition 1979-04

Laboratory ware made from fused quartz and fused silica; T-bore stopcocks made from fused quartz
Edition 1979-05

Warning lights and warning signal units ECE-R65 emitting blue and amber light
Edition 2023-02

Chemical analysis - Decision limit, detection limit and determination limit under repeatability conditions - Terms, methods, evaluation
Edition 2008-11