Potassium Carbonate with Molecular Weight 138.21is used as an acid regulator. Potassium Carbonate with Molecular Weight 138.21 is manufactured by P D Navkar Bio-Chem Pvt. Ltd which is GMP as well as ISO 9001, ISO 22000 and ISO 14001 accredited. P D Navkar Bio-Chem Pvt. Ltd also manufactures high - quality food and flour additives, micronutrients and quality chemicals. The Potassium Carbonate with Molecular Weight 138.21 is a white granular powder. This Potassium Carbonate is available in various grades.