Dear Baolong Zhang, Under recipes, for the preparation of 3%...
Dear Baolong Zhang,
Under recipes, for the preparation of 3% sulphosalicylic acid Dissolve 3.496 g 5-sulphosalicylic acid dihydrate in 100 ml ddH2O.
My question is why 3.496g 5-sulphosalicylic acid dihydrate is required to make 3%