BS EN 62697-1:2012 Test methods for quantitative determination of corrosive sulphur compounds in unused and used insulating liquids. Test method for quantitative determination of dibenzyldisulfide (DBDS)
2013BS EN 62697-1:2012 Test methods for quantitative determination of corrosive sulphur compounds in unused and used insulating liquids. Test method for quantitative determination of dibenzyldisulfide (DBDS)