Potassium nitrate (KNO 3), known historically as saltpeter or the mineral niter, is a common salt with multiple uses. It has been known since antiquity; an early appearance in the chemical literature ...
SANTIAGO, June 2 (Reuters) - Chilean chemicals firm SQM said on Thursday it will increase its potassium nitrate production capacity 50 percent to approximately 1.5 million tonnes per year by building ...
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