NA 044
DIN Standards Committee Refrigeration Technology
DIN 51503-1 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 51514 | 1996-11 | Testing of lubricants - Determination of the mixture gap of refrigerator oil in refrigerants by pressure tube method More |
| DIN 51639-1 | 2014-11 | Testing of lubricants - Test methods - Part 1: Determination of total base number More |
| DIN 51777 | 2020-04 | Petroleum products - Determination of water content using titration according to Karl Fischer More |
| DIN 8960 | 1998-11 | Refrigerants - Requirements and symbols More |
| ISO 3771 | 2011-09 | Petroleum products - Determination of base number - Perchloric acid potentiometric titration method More |
| ISO 817 | 2014-05 | Refrigerants - Designation and safety classification More |
| DIN ISO 7120 | 2000-05 | Petroleum products and lubricants - Petroleum oils and other fluids - Determination of rust-preventing characteristics in the presence of water (ISO 7120:1987) More |
| DIN 51517-1 | 2018-09 | Lubricants - Lubricating oils - Part 1: Lubricating oils C, Minimum requirements More |
| DIN 51559-1 | 2009-04 | Testing of mineral oils - Determination of the saponification number - Part 1: Saponification numbers above 2, colorindicator titration More |
