chemical name: Magnesium sulfate English name: Magnesium Sulfate Molecular formula: MgSO 4 �·7H 2 O, dry product, MgSO 4 �·nH 2 O Molecular weight: 246.47 (Seven Waters) CAS NO: 10034-99-8 (seven water), 7487-88-9 (dry product) performance: Colorless columnar or needle-like fine crystals, cool, salty and bitter taste, odorless, density is 2.65g/cm 3 . Stable in moist air below 48â??, easy to weather in warm air. Easily soluble in water (119.8%, 20â??) and glycerol, the aqueous solution is neutral and slightly soluble in ethanol. use: Nutritional supplements, solidifying agents, flavor enhancers, processing aids. Additives for brewing, supplement magnesium in brewing water, as a nutrient source during fermentation, improve fermentation ability; improve the flavor of synthetic sake (0.002%); adjust the hardness of water. Package: Lined with polyethylene plastic bags, outer plastic woven bags, net weight 25 kg per bag. Storage and Transportation: It should be stored in a dry, ventilated and clean warehouse to prevent rain and moisture, and should be separated from toxic substances. Quality Index GB29207-2012 Content (MgSO4) (calcination dry basis), w/% â?¥ 99.0 Heavy metals (calculated as Pb), mg/kg â?¤ 10 Lead (Pb), mg/kg : 2 Selenium (Se), mg/kg : 30 pH value (50g/L solution) 5.5-7.5 Chloride (as Cl), w/% : 0.03 Arsenic (As), mg/kg : 3 Iron (Fe), mg/kg : 20 Burn reduction w% Heptahydrate 40.0-52.0 dry product 22.0-32.0