| http://www.w3.org/ns/prov#value | - glycerol, alkylene glycols in which the alkylene group contains from 2 to 8 carbon atoms, such as ethylene glycol, propylene glycol, butylene glycol, hexylene glycol, and sorbitol); U.S. Pat. No. 4,238,345 (an antioxidant and a hydrophilic polyol, which optimizes the preservative or stabilizing effect of the antioxidant); U.S. Pat. No. 4,404,115 (an alkali metal pentaborate, optionally with an alk
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