prov:value
| - Any suitable polyhydric alcohol including both aliphatic and aromatic types may be used, such as ethylene glycol, 1,3-propane diol, 1,4-butane diol, 1,3-butane diol, 1,2-butane diol, 1,5-pentane diol, 1,4-pentane diol, 1,3-pentane diol, 1,6-hexane diol, 1,7-heptane diol, diethylene glycol, triethylene glycol, dipropylene glycol, glycerol, 1,1,1-trimethylolpropane, 1,1,1-triethylolethane, hexane-1,
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