DS EN 16343:2013 Cosmetics - Analysis Of Cosmetic Products - Determination Of 3-Iodo-2-Propynyl Butylcarbamate (Ipbc) In Cosmetic Preparations, Lc-Ms Methods Describes a method for the quantitative determination of 3-iodo-2-propynyl butylcarbamate (IPBC) in the concentration range from 0,005 g/100 g to 0,1 g/100 g - Annex V No. 56 in Regulation (EC) No 122