Imports In 2018, Nepal imported $61 in Sulphides of non-metals except carbon disulphide, becoming the 86th largest importer of Sulphides of non-metals except carbon disulphide in the world. At the same year, Sulphides of non-metals except carbon disulphide was the 4135th most imported product in Nepal. Nepal imports Sulphides of non-metals except carbon disulphide primarily from: India ($61).