Safer Insect Killing Soap Concentrate, 16 oz [Case of 6]Case Quantity is: 6 This OMRI listed and compliant for use in organic gardening formula kills a variety of soft bodied insects but will not harm beneficial insects and your plants, when used as directed. The Safer Brand Insect Killing Soap utilizes the power of potassium salts of fatty acids (insecticidal soap). The potassium salts weaken the insect's waxy protective outer shell. Apply every 7 10 days when insects are present or as needed to prevent