A1 LaboratoryWrite a Review713-931-4848Be the first to review!2646 S Loop W, Houston, TX 77054Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?NeighborhoodsSouth Main, Southwest Houston, Hearthwood Business ParkSuggest an Edit