Description_x000D_ General description_x000D_ Magnesium sulfate have anti-convulsant, anti-inflammatory and vasodilatory properties. Magnesium sulfate relaxes smooth muscles. In acute asthma patient, both intravenous and nebulization of magnesium sulfate as an additive improves pulmonary function. Magnesium sulfate reduces preterm labor in high risk pregnant women. Magnesium sulfate heptahydrate serves as a source of Mg2+ ions in plant tissue culture medium, and protoplast culture medium._x000D_ Application_x000D_ Magnesium sulfate heptahydrate has been used:_x000D_ • in the preparation of Scott′s tap water substitute as a bluing reagent for nuclear staining_x000D_ • as a component of stabilization solution for the isolation of pituitary cells for matrix-assisted laser desorption/ionization mass spectroscopy (MALDI-MS)_x000D_ • as an additive in the preparation of artificial sea water for the maintenance of Aplysia californica and in modified Gey′s balanced salt solution_x000D_ Packaging_x000D_ 1 kg in poly bottle_x000D_ 500 g in poly bottle