| http://www.w3.org/ns/prov#value | - In general, it is recommended that such distillation take place at relatively low temperatures, such as below 150??? C., and more preferably at a temperature in the range of from about 50??? C. to about 140??? C. It is also generally recommended that such aldehyde distillation take place under reduced pressure, e.g., a total gas pressure that is substantially lower than the total gas pressure empl
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