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Benzalkonium ChlorideUpdated a month ago

(Additional Names: Alkyldimethylbenzylammonium chloride) 

Used as a foaming and cleansing agent or as an antimicrobial preservative. It is a well-recognized irritant, and there is evidence that it may cause a contact allergy at concentrations as low as 0.1%. It decreased fertility in both sexes of mice when benzalkonium chloride was used to clean their cages. 

Sources: 

https://www.sciencedirect.com/science/article/pii/S0890623814001920
https://www.ncbi.nlm.nih.gov/pubmed/18503686
https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr142.pdf
https://www.ncbi.nlm.nih.gov/pubmed/term=Benzalkonium+Chloride%3A+A+Known+Irritant+
and+Novel+Allergen+%3A+Dermatitis

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