Property: white granular crystal or powder , na2so4·h2o) is white rhombic crystal. \n\nuses: used as filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, t also can be used in fiber, lether, metallurgy, enamel and soap. \n\npacking: 25kg or 50kgplastic woven bag, lined with plastic bag.\n