Sodium sulphate is a well-known laxative and has as such been used medically as an osmotic laxative in doses of 300 mg/kg bw up to 20 g maximum ... (sodium control, sodium bicarbonate), 924, 1,848, 3,696 or 7,392 mg/L reagent grade sodium sulphate in water (equivalent to 0, 0, 139, 277, 554 and 1,109 mg/kg bw per day, …Web