it is white powder, it has salient chelating capacity to Ions of Ca, Mg etc. it can soften the hard water to make suspension become into the clear solution; it has weak alkalinity but no corrosiveness. it is a surfactant which has outstanding emulsification for lubricants and fat; It is used as one of the main auxiliaries agent for synthetic detergent, synergist for soap, tanning agent for making leather, softener for water industry, an effective dispersion agent for suspension treatment of painting, kaolin, magnesium oxide, calcium carbonate and drilling mud etc. resistance agent of the oil contamination in paper production. 25kg/plastic woven bag, 23mt/20'FCL.