Source of Sulfur, Potassium & Magnesium. KMS is a natural source of readily available 22% K,11% Mg, and 22% S. One gram in one gallon of water yields 48 ppm Potassium, 29ppm Magnesium, and 58ppm Sulfur.
Sold in one pound (454 gram) container.
KMS OMRI Certificate.pdf
KMS Potassium Magnesium Sulfate Specifications.pdf
Diamond K KMS MSDS.pdf