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VDI 4253Blatt2

Measurement of airborne microorganisms and viruses in ambient air - Culture based method for the determination of the concentration of mould in air - Indirect method after sampling with gelatine/polycarbonate filters.
(Erfassen luftgetragener Mikroorganismen und Viren in der Außenluft - Verfahren zum kulturellen Nachweis der Schimmelpilz-Konzentrationen in der Luft - Indirektes Verfahren nach Probenahme auf Gelatine/Polycarbonat-Filtern.)

Standard published on 1.6.2004

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142.10 USD


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VDI 4253Blatt3

Measurement of airborne microorganisms and viruses in ambient air - Culture based method for the quantitative determination of bacteria in air - Method after separation in liquids.
(Erfassen luftgetragener Mikroorganismen und Viren in der Außenluft - Verfahren zum quantitativen kulturellen Nachweis von Bakterien in der Luft - Verfahren nach Abscheidung in Flüssigkeiten.)

Standard published on 1.5.2019

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198.60 USD


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VDI 4253Blatt4

Bioaerosols and biological agents - Determination of total cell count by fluorescence analysis after staining with DAPI.
(Bioaerosole und biologische Agenzien - Bestimmung der Gesamtzellzahl mittels Fluoreszenzanalyse nach Anfärbung mit DAPI.)

Standard published on 1.2.2013

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131.90 USD


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VDI 4254Blatt1

Bioaerosols and biological agents - Measurement of metabolites of microorganisms - Measurement of MVOC in ambient air.
(Bioaerosole und biologische Agenzien - Messen von Stoffwechselprodukten von Mikroorganismen - Messen von MVOC in der Außenluft.)

Standard published on 1.6.2018

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164.70 USD


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VDI 4254Blatt2

Bioaerosols and biological agents - Emission measurement of endotoxins.
(Bioaerosole und biologische Agenzien - Emissionsmessung von Endotoxinen.)

Standard published on 1.3.2022

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150.00 USD


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VDI 4255Blatt2

Bioaerosols and biological agents - Emission sources and control measures in livestock operations - Overview.
(Bioaerosole und biologische Agenzien - Emissionsquellen und -minderungsmaßnahmen in der landwirtschaftlichen Nutztierhaltung - Übersicht.)

Standard published on 1.4.2019

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170.50 USD


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VDI 4255Blatt3

Bioaerosols and biological agents - Emission factors for poultry.
(Bioaerosole und biologische Agenzien - Emissionsfaktoren für Geflügelhaltung.)

Standard published on 1.12.2016

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142.10 USD


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VDI 4255Blatt4

Bioaerosols and biological agents - Emission factors for pig husbandry.
(Bioaerosole und biologische Agenzien - Emissionsfaktoren für Schweinehaltung.)

Standard published on 1.3.2017

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121.60 USD


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VDI 4256Blatt1

Bioaerosols and biological agents - Determination of performance characteristics - Culture-based counting methods.
(Bioaerosole und biologische Agenzien - Ermittlung von Verfahrenskenngrößen - Zählverfahren basierend auf kulturellem Nachweis.)

Standard published on 1.10.2010

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English and German -
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189.70 USD


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VDI 4257Blatt1

Bioaerosols and biological agents - Emission measurement - Planning and performing emission measurements.
(Bioaerosole und biologische Agenzien - Messen von Emissionen - Planung und Durchführung von Emissionsmessungen.)

Standard published on 1.5.2013

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157.50 USD


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Entries shown from 2490 to 2500 out of a total of 29220 entries.


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