RO
SR EN ISO 6974-4:2002
Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns (ISO 6974-4:2000)
Aceasta parte a ISO 6974 descrie o metoda prin cromatografie în faza gazoasa pentru determinarea cantitativa a componentelor de gaz natural folosind un sistem de doua coloane. Aceasta metoda se aplica la determinarea facuta în procesele on-line sau în laborator.
Status :
Valid
Approval date : 10/17/2002
Publish date : 10/18/2002
Number of pages : 20
ICS : 75.060 Natural gas
Technical Committee : 357 - Natural gas
- Normative reference SR EN ISO 6974-1:2002
- Normative reference SR ISO 6143:1998
- Normative reference SR ISO 7504:2004
- Normative reference SR EN ISO 6974-2:2002
- Normative reference SR ISO 6142+A1:1998