Yingfengyuan Industrial Group Limited is one of the leading China potassium nitrate 99.8% manufacturers and suppliers,Website: , equipped with professional factory, we are able to offer you best and cheap potassium nitrate 99.8% products.Potassium Nitrate Purity : 99.8% K2O : 45 % Nitrogen as N : 13% Quality Inspection : By SGS Potassium  Nitrate (13-00-45)  is Water Soluble N – K Fertilizer contributing  nitrogen 13 % and potassium 45 %.Potassium  nitrate is a unique source of potassium by its nutritional value and its  contribution to the health and yields of plants.Potassium  nitrate outperforms other potassium fertilizers on crops of all types.Potassium  nitrate increases yields and improves quality in vegetables, field crops.,  flowers and fruit and nut trees.Potassium  nitrate is an ideal source of N and K for optional plant nutrition.It is  available in a variety of compositions and formulations, to suit specific crop  requirements and growth environments.