SOP (Potassium Sulphate Or Potassium Sulfate)

SOP (Potassium Sulphate or Potassium Sulfate) powder are easy soluble in water and are more popular fertilizer using for seed, flower, fruit period crops.SOP does not contain chloride, which can be harmful to some crops.SOP is preferred for these crops, which include and some fruits and vegetables. Crops that are less sensitive may still require SOP for optimal growth if the soil accumulates chloride from irrigation water.
SOP powder also is the souce of potasium content to produce NPK Compound Fertilizer, if the content of chloride ions of compound fertilizers can not exceed 3%, this kind compound fertilizer is named sulphur-based compound fertilizer which suitable application to bogey-chlorine plants, such as , potato, sweet potato, sugar cane, watermelon, grapes, oranges, beets, apples, tea, cabbage, peppers, lettuce, spinach and beans.