Job Description:

• 1) Tends equipment that extracts salicylic acid from sodium salicylate solution by precipitation and dries salicylic acid by centrifugal force: Opens valves to pump sodium salicylate solution and required amount of sulfuric acid into extractor columns that absorb phenol from solution and cause precipitation of salicylic acid crystals.

• 2) Opens steam valves to heat extractors to specified temperature to increase rate of precipitation of salicylic acid.

• 3) Pumps off solution of sulfuric acid and phenol, and pumps slurry of salicylic acid through cooler to centrifugal drier.

• 4) Tends centrifugal drier that forces out water to dry salicylic acid.

• 5) Removes salicylic acid from drier and places acid into containers, using scraper and shovel.