To sanitize, use 60 mL of product per 5 litres of water. For laundry applications, use amounts will vary depending on the size of machine. For large top-loading machines, use 380 mL. For regular top-load machines, use 250 mL. For heavily stained laundry, increase above amounts by 50 mL. For hand laundry, use 30 mL per 10L of detergent water.