Test methods for quantitative determination of corrosive sulfur compounds in unused and used insulating liquids - Part 1: Test method for quantitative determination of dibenzyldisulfide (DBDS)— 64 стр.
Test methods for quantitative determination of corrosive sulphur compounds in unused and used insulating liquids. Test method for quantitative determination of dibenzyldisulfide (DBDS)— 36 стр.