Nitro potash compound NPK fertilizer 20-0-5 color: white form: granular Nitro potash compound fertilizerwe can produce many kinds of nitro potash compound fertilziers for various cropswe can also supply NPK fertilziers with various specification, such as 10-10-10, 15-15-15, 14-10-8, 16-16-8+TE, etc.color: whiteform: granular water soluble NPK fertilizer 20-0-5