NPK high efficiency compound fertilizer The NPK type has very much, according to customer demand production. Balanced basis high nitrogen basis high phosphoric basis 20-0-10 9-12-9 9-12-9 15-6-9 15-5-10 5-10-15 20-8-12 14-14-12 17-6-17 20-5-15 15-15-15 15-8-22 15-20-10 10-25-10 18-6-24 15-18-15 17-17-17