N: 15%, P2O5: 5%, K2O: 15%, SiO2: 8%, S: 8%.
B2O3: 30ppm, CaO: 500ppm, Zn: 30ppm, MgO: 500ppm, Fe: 200ppm.
B2O3: 30ppm, CaO: 500ppm, Fe: 200ppm, K2O: 15%, MgO: 500ppm, N: 15%, P2O5: 5%, S: 8%, SiO2: 8%, Zn: 30ppm