Can I use disinfectants as detergent with my SPX7001E pressure washer? Yes, you can use disinfectants as detergent with your pressure washer, but make sure the disinfectant has a neutral pH. If the disinfectant is too acidic or alkaline, it can corrode the parts of your pressure washer. Related articles What kind of detergent should I use with my SPX7001E pressure washer? Why does the motor buzz and fail to run? Can I use disinfectants to clean with my SPX160E-MAX pressure washer? Does my SPX3000 pressure washer have a downstream or upstream detergent injector? What kind of pump does this SPX4500 power washer feature?