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The CALIBRATED label, with black lettering on a white background, indicates the instrument to
which it is attached is within tolerance on all scales.
The CALIBRATED—REFER TO REPORT label, with red lettering on a white background, is
used when actual measurement values must be known to use the instrument.
The SPECIAL CALIBRATION label, with black lettering on a yellow background, is used when
some unusual or special condition in the calibration should be drawn to your attention.
