Overview Sklar Kleen™ is another agent in the instrument care and cleaning line. It is used for manual, ultrasonic or automatic cleaning. Sklar Kleen™ is a neutral pH, non-corrosive detergent and is appropriate for metals, glassware, plastics and rubber. It is available in powder or liquid form, bulk case or individually. It is also a part of Sklar’s instrument care kit # 10-1625.