As the exclusive Sterile Doctor™ applicator and distributor in Texas, Chappell Supply is the one-stop source for the most advanced solution to workplace sanitation. Sterile Doctor™ is made with an EPA registered antimicrobial active that is a biostatic nano treatment and is effective against surface damaging bacteria, viruses, fungi, mold, and algae. Sterile Doctor™ is natural and green, and it clinically proven and is certified for safe use in: doctor offices, restrooms, kitchens, living rooms, motels, public transportation, day care, and more.