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Technical rule [CURRENT]

VDI 2449 Blatt 3

Measurement methods test criteria - General method for the determination of the uncertainty of calibratable measurement methods
Edition 2001-09

Technical rule [CURRENT]

VDI 3869 Blatt 3

Measurement of ammonia in ambient air - Sampling with diffusion separators (denuders) - Photometric or ion chromatographic analysis
Edition 2010-10

Technical rule [CURRENT]

VDI 3869 Blatt 4

Measurement of ammonia in ambient air - Sampling with diffusive samplers - Photometric or ion chromatographic analysis
Edition 2012-03

Technical rule [CURRENT]

VDI 4207 Blatt 1

Emission measurements at small firing installations - Measurements at installations for gaseous or liquid fuels
Edition 2018-02

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