The silver strip test specified in this document is used for the determination of corrosive sulphur in electrical insulating oils. For the testing a silver strip is immersed for 18 h at a temperature of 100 °C in a sample of the insulating oil to be tested and afterwards checked
DIN 51353:2021 history
2021DIN 51353:2021 Testing of insulating oils - Detection of corrosive sulfur - Silver strip test
1970DIN 51353 E:2020-09 Testing of insulating oils; detection of corrosive sulfur; silber strip test
2020DIN 51353 E:2020 Draft Document - Testing of insulating oils - Detection of corrosive sulfur - Silver strip test
1985DIN 51353:1985 Testing of insulating oils; detection of corrosive sulfur; silber strip test