3d image of potassium sulfate skeletal formula

potassium sulfate ?515 sulphate sulphate potash arcanite potash sulfur inorganic compound fertilizer mineral kainite schonite leonite langbeinite aphthitalite polyhalite kieserite muzzle flash artillery propellant soda blasting pyrotechnics purple flame substance matter material compound component agent stuff reagent functional group precursor synthesis reaction production building block molecule molecular formula skeletal structural structure geometry ball stick atom chemistry research chemical inorganic 3d