VDI 2457 BLATT 2-1996 Measuring gaseous emissions — Gas chromatographic determination of organic compounds — Sampling by absorption in cryogenic solvent (2-(2-methoxyethoxy)ethanol, methyldiglycol) has been changed from VDI 3953 Blatt 1-1991 Measurement of gaseous emissions; determination of 1@3-butadiene; gas chromatographic method; sampling by enrichment on activated carbon; headspace analysis.
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