Introduction to Hand Sanitizers | Microchem Laboratory- liquid hand sanitizer description ,Liquid hand sanitizers - mostly alcohol-based gels - have enjoyed an explosion in popularity in the last 10 years. If you have traveled by airplane or set foot in a classroom in the US lately, chances are you have seen hand sanitizers in use. Hand sanitizers do not serve as a replacement for thorough handwashing. Instead, they are thought to ...: Clean Revolution Hand Sanitizer 128oz Refill ...Clean Revolution Foaming Hand Sanitizer Clean Revolution's new patent pending Hand Sanitizer, with powerful 70% ethanol, offers a versatile liquid foaming formula that can be dispensed as a light foam when used with a foaming dispenser, as a spray with a trigger sprayer or as a liquid using a variety of different types of dispensers.