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Technical rule [CURRENT]

VDI 2470 Blatt 1

Gaseous emission measurement; measurement of gaseous fluorine compounds; absorption method
Edition 1975-10

Technical rule [CURRENT]

VDI 4301 Blatt 1

Indoor air pollution measurement - Determination of the concentration of nitrogen dioxide - Manual photometric method (Saltzman)
Edition 1997-12

Technical rule [CURRENT]

VDI 3957 Blatt 21

Biological measuring techniques for the determination and evaluation of effects of air pollutants (biomonitoring) - Evaluation of phytotoxic effects of ambient air pollutants with lichen exposure of Hypogymnia physodes
Edition 2019-07

Technical rule [CURRENT]

VDI 3397 Blatt 4

Metalworking fluids (MWF) - Microbiology in water-miscible metalworking fluids - Measures to extend the duration of use and to preserve the quality of water-miscible metalworking fluids
Edition 2020-06

Technical rule [CURRENT]

VDI 3485 Blatt 1

Ambient air measurement; measurement of gaseous phenoloc compounds; p-nitroaniline method
Edition 1988-12

Technical rule [CURRENT]

BVL L 01.00-83

Untersuchung von Lebensmitteln - Bestimmung des Nitratgehaltes in Milch und Milchprodukten - Verfahren mit enzymatischer Reduktion und Molekülabsorptionsspektrometrie nach Griess-Reaktion (Übernahme der gleichnamigen Norm DIN EN ISO 20541, Ausgabe Dezember 2008)
Edition 2009-06

Technical rule [CURRENT]

BVL L 02.00-29

Untersuchung von Lebensmitteln - Bestimmung des Nitratgehaltes in Milch und Milchprodukten - Verfahren mit enzymatischer Reduktion und Molekülabsorptionsspektrometrie nach Griess-Reaktion (Übernahme der gleichnamigen Norm DIN EN ISO 20541, Ausgabe Dezember 2008)
Edition 2009-06

Technical rule [CURRENT]

VDI 3397 Blatt 2

Maintenance of metalworking fluids for metalcutting and forming operations - Measures for maintaining quality, process improvement, and for reducing solid and liquid waste
Edition 2014-06

Technical rule [CURRENT]

VDI 2579

Emission control - Hot-dip zinc galvanizing plants
Edition 2008-05

Technical rule [CURRENT]

VDI 3794 Blatt 1

Determination of deposition fluxes of ambient air pollutants - Determination of the deposition fluxes of fluorides, chlorides and sulphur oxides (SOx) by means of the IRMA-method
Edition 2010-10

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