Calcium Lime Rust
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Calcium Lime Rust, more commonly known as CLR, is a household cleaning product used for dissolving stains, such as calcium, lime, and iron oxide deposits.
Ingredients[edit]
CLR's ingredients may include various compounds:[1][2]
- water
- lactic acid
- gluconic acid
- lauramine oxide
- propylene glycol
- n-butyl ether
- glycolic acid
- sulfamic acid
- disodium capryloamphodipropionate
- ethylene glycol n-butyl ether
- citric acid
One formulation is (by weight) lactic acid 12–18%, gluconic acid 2.50–3.75%, lauramine oxide 1.50–3.25%, with the remainder being water.[3] The product also contained phosphoric acid at one time,[citation needed] but it is now phosphate-free.
Mechanism of action[edit]
Weak acids can dissolve calcium deposits and rust without damaging the surrounding metals and plastics.[citation needed]
Maker[edit]
CLR is made by Jelmar LLC, an American company located in Skokie, Illinois. The company was founded in 1967 by Manny Gutterman. As of 2019[update], the company was still owned and operated by Gutterman's family.[4]
See also[edit]
References[edit]
- ^ Goldberg, F.J. (February 1, 2003). "C L R - CALCIUM LIME & RUST REMOVER MATERIAL SAFETY DATA SHEET" (PDF). Bemidji State University. Archived from the original (PDF) on February 4, 2018. Retrieved February 4, 2018.
This product contains the following toxic chemicals subject to the reporting requirements of Section 313 of the Emergency Planning and Community Right To Know Act of 1986, as amended, and of 40 CFR 372 (for SARA 313)
- ^ Gaudreault, R.A. (March 1, 2017). "CLR PRO® CALCIUM, LIME & RUST REMOVER SAFETY DATA SHEET" (PDF). CLR brands - Jelmar. Archived from the original (PDF) on February 5, 2018. Retrieved February 4, 2018.
SECTION 3 - COMPOSITION /INFORMATION ON INGREDIENTS
- ^ "Jelmar - Material Safety Data Sheet - CLR Calcium Lime & Rust Remover - Enhanced formula - DfE" (PDF). Jelmar LLC. Archived from the original (PDF) on 21 August 2017.
- ^ April Hall (November 2019). "Family cleaning brand remains untarnished". Family Business Magazine. Retrieved 2 August 2023.