... Heat Treatment and Heat Transfer,aaCeramics, Oxidizer, Petroche SpecificationsPotassium Nitrate is a fully soluble source of K and nitrogen, ... of the growing season and is important in improving crop quality, fruit size, shape, colour, firmness and shelf ... temperature, pests and disease.Benefits of using Potassium NitratePotassium Nitrate contains the essential plant elements, nitrogen and potassium ...