Product Name: NPK Fertilizer (compound fertilizer 15-15-15, 17-17-17, 20-20-20) Model NO.: ZZ-NPK01 Type: Compost Release Type: Slow Appearance: Granular NPK: 15-15-15 NPK1: 17-17-17 NPK2: 12-12-17 NPK3: 20-20-20 NPK4: 10-20-10 NPK5: 16-8-18 NPK6: 16-6-21 NPK7: 17-7-17 Classification: Compound Fertilizer Trademark: Zhang&zhou Transport Package: 9.5kg or 50kg PP Bags with PE Liner Origin: Shangdong Province, China HS Code: 3105900000 Product Description NPK compound fertilizer 15-15-15, 16-16-16, 17-17-17 , 18-18-18Size :2.0-4.0 mm 90%minColour :grey whiteThe content of NPK can be little changed by your required,We could offer all kinds of NPK compound fertilizers and the following products are very popular in Japan, South America, Middle East, Africa, south East Asia and other places in the world:Pictures: