| http://www.w3.org/ns/prov#value | - Suitable known regulators are, for example, alcohols such as methanol, ethanol, propanol, isopropanol, n-butanol, sec-butanol and amyl alcohols, aldehydes, ketones, alkyl mercaptans, for example dodecyl mercaptan and tert-dodecyl mercaptan, thioglycolic acid, isooctyl thioglycolate and some halogen compounds, for example carbon tetrachloride, chloroform and methylene chloride.
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