| http://www.w3.org/ns/prov#value | - ether)ethanolamine, tris(hydroxy methyl) amino methane, ammonia, glycine, glycyl glycine, histidine, L-lysine, L-arginine, piperidine, morpholine, bis .beta.-hydroxyethyl urea, and the like; and bases such as sodium hydroxide, potassium hydroxide,
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