CLR PRO® Calcium Lime and Rust Remover

CLR PRO Calcium, Lime & Rust Remover is a fast and effective way to clean away calcium and lime deposits as well as scale from porcelain, chrome, glassware, fiberglass, stainless steel and grout.  The formula has many industrial and commercial applications in healthcare, manufacturing, automotive, energy, government and hospitality. CLR will clean HVAC, swamp coolers, tools and humidifiers as well as dehumidifiers.

The formula also is perfect for use on RVs and boats. CLR is safe on all PVC as well as copper plumbing and septic safe. CLR is not recommended for use on painted surfaces, colored grout, aluminum, etched glass, Formica, natural stone, brass, copper or other certain metals. CLR PRO Calcium, Lime & Rust Remover is part of the EPA’s Safer Choice Program recognizing the product as a safer alternative to chemicals.

CLR PRO is available in a 1 gallon, 5 gallon pail and 55 gallon drum.
Where to Buy

Download Safety Data Sheet

Download Safety Data Sheet

CLR PRO® Calcium Lime and Rust Remover have received approval from the National Sanitary Foundation under the non-food compounds category to be used in food processing, food storage and food service facilities. Registration #154640

What does that mean?

• Meets a high standard for hygiene and safety 

• Assures consistency with USDA on guidelines for non food compounds

• Compliant with Global Food Safety Initiative Standards (BRC, IFS, SQF) 

CLR PRO Calcium Lime Rust Remover Contains:

  • Water CAS #7732-18-5
  • Lactic Acid CAS #79-33-4
  • Gluconic Acid CAS #526-95-4
  • Lauramine Oxide CAS #1643-20-5
  • Tripropylene Glycol n-Butyl Ether CAS #55934-93-5
  • Blue 1 CAS #3844-45-9
  • Yellow 5 CAS #1934-21-0
You can obtain more information on ingredients by using the CAS Registry Number® included next to each substance. This numeric identifier is designated to a single substance and can be used to explore a wealth of additional information about that substance.