Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO 389-9:2009); German version EN ISO 389-9:2009
Edition 2009-12

Whitworth pipe threads for pipe unions - Parallel internal thread and taper external thread - Dimensions
Edition 2005-08

pH measurement - Technical buffer solutions, preferably for the calibration of technical measuring installations
Edition 2012-08

Studs - Metal end ≈ 1 d
Edition 2012-12

Testing of glass - Resistance to attack by a boiling aqueous solution of hydrochloric acid - Method of test and classification
Edition 2001-03

First aid material to be carried on motorcycles
Edition 2014-01

Sealing expanding caps
Edition 2011-01

Hollow rivets, one piece, drawn from strip
Edition 2011-02

Studs for welding
Edition 2009-11

Microbiological analysis of meat and meat products; detection of clostridium botulinum and botulinum toxin
Edition 1988-06