Magnesium sulfate heptahydrate crystals,also known as Epsom salts,is an inorganic salt containing magnesium,sulfur and oxygen,with the formula MgSO4. The crystals are a drying agent and it is used in medicine,agriculture and leather processing | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
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