| http://www.w3.org/ns/prov#value | - The process of claim 1, wherein the at least one water surrogate source is selected from the group consisting of alkali metal dihydrogen phosphate salts; alkali metal dihydrogen citrate salts; sulfate salts of alkali and alkaline earth metals; phosphate salts of alkali and alkaline earth metals; and compounds of formula My[OpX(OH)q]n where M is an alkali metal or NH4, q is an integer from 0 to 3,
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