Sodium Hypochlorite and Sodium Hydroxide.
Storage: Reclose cap tightly after each use. Store this product upright in a cool, dry area away from direct sunlight and heat to avoid deterioration. For Laundry: Bleachable fabrics: Avoid bleaching wool, silk, mohair, leather, spandex and nonfast colors. 1/2 Cup + Standard or HE: 1. Sort laundry by color. 2. Add detergent. 3. Fill bleach to max line in dispenser or add 1/2 cup bleach to wash water. 4. Add clothes and start wash. 5. For best results, add to wash 5 minutes after the wash cycle has begun. For cleansing and deodorizing: Floors, walls, vinyl, glazed tiles, bathtubs, showers, kitchen, sinks. 1/2 Cup + 1 Gal: Pre-wash surface, mop or wipe with bleach solution. Allow solution to contact surface for at least 5 minutes. Rinse well and air dry.
Always refer to the actual package for the most accurate information