Use this heavy-duty, neutral laundry detergent in all commercial and home-style washing machines. It is effective in low-wash temperatures, suitable for use in all water types from soft to hard, and nonphosphated for use in all areas. Combined with an alkali, Clax Master 100 Laundry Detergent effectively removes a wide range of soils on any type of fabric. It offers excellent performance on fatty and oily soil. Use ratio is 4 to 16 oz. per 100 lb. of laundry.