Search Standards

Publisher List

Publisher Category

My Standards

Favorite Standards

Requested Standards

Standards History
ASHRAE 41.4   2025   Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant 40 $
ASHRAE 41.4   2015   Standard Method for Measuring the Proportion of Lubricant in Liquid Refrigerant 25 $
ASHRAE 41.4   2006   Standard Method for Measurement of Proportion of Lubricant in Liquid Refrigerant 25 $
ASHRAE 41.4   1996   Standard Method for Measurement of Proportion of Lubricant in Liquid Refrigerant 15 $