\u0413\u041e\u0421\u0422 34807-2021
Natural gas. Water dew point and water content calculation methods
GB/T 22634-2008
Conversion between water content and water dew point of natural gas
UNE-EN ISO 18453:2006
Natural gas - Correlation between water content and water dew point (ISO 18453:2004)
DIN EN ISO 18453
Natural gas - Correlation between water content and water dew point (ISO 18453:2004)