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PAO Accredited Laboratories (as of Dec. 2012) - DTI

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Products/<br />

Cl<strong>as</strong>s <strong>of</strong> Test<br />

Me<strong>as</strong>ured<br />

quantities/<br />

instrument<br />

Range to be<br />

calibrated<br />

282 <strong>of</strong> 391<br />

Best<br />

me<strong>as</strong>urement<br />

capability<br />

expressed <strong>as</strong> an<br />

uncertainty ()*<br />

.05 Other<br />

Calibration <strong>of</strong> Other - 15 to 250 °C ± 0.4 °C<br />

Enclosures Enclosures<br />

5.49 Ancillary Testing Equipment for Paints and Petroleum Products<br />

.06 Ovens Calibration <strong>of</strong> Ovens Ambient to 250 °C ± 0.4 °C<br />

.08 Other<br />

Equipment<br />

Calibration <strong>of</strong> pH<br />

Meters<br />

At pH 4, 7 and 10 ± 0.05<br />

Standard Method/<br />

Reference Standard<br />

In-house calibration /<br />

On-site calibration<br />

PPM CAL 329<br />

In-house calibration /<br />

On-site calibration<br />

PPM CAL 345<br />

* A reported uncertainty will be that for the instrument itself during calibration plus the appropriate<br />

me<strong>as</strong>urement capability <strong>of</strong> the laboratory. The uncertainties are b<strong>as</strong>ed on an estimated confidence<br />

probability <strong>of</strong> approximate 95% unless otherwise stated.

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