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Job Description:

  • 1) Calibrates hydrometer tubes, using chemical solutions, marking device, and graduating machine: Mixes solutions of high, medium, and low specific gravity according to formula.

  • 2) Tests solutions, using standard hydrometer, and adjusts specific gravity of solutions.

  • 3) Places specified ballast weight into hydrometer float and seals hydrometer, using sealing compound.

  • 4) Immerses hydrometer into prepared solutions and marks levels of each solution on hydrometer tube.

  • 5) Graduates hydrometer, using engraving machine.

  • 6) Lines paper or metal scale into degrees, using drafter's pen or metal scriber, and secures scale inside hydrometer to ensure lines correspond to graduations on hydrometer.




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End Of Job Description for: "HYDROMETER CALIBRATOR"
DOT:   710.381-030

Job Number: 5062