Potassium Nitrate - Top Grow 12/ 3 /43 +TE Increases plant tolerance against drought, insects, and disease attacks. Increases yield, Improves the quality and shelf-life of fruits Increases the rigidity of potato tubers & increases their storage period Completely soluble in water Content Percentage Nitrogen (N) 12% Phosphorus (Pâ??Oâ??) 3% Potassium (Kâ??O) 43% Specification It contains the highest KNOâ?? percentage, making it more efficient than other K-source fertilizers. Its acidic effect reduces soil pH and increases phosphorus and micro-nutrients for the plants. Applications It can be used in all irrigation systems and as a foliar spray (4-8 gm/L) Packaging 25 kg