Thomas FRIO-Temp Precision Refrigerator Liquid-In-Glass Verification Thermometer, -5/15 degree C x 0.5 degree C (Case of 5)
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<b>[Product Information]</b><br>
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<li>Filled with environmentally safe non-toxic, non-hazardous, biodegradable Enviro-Safe ® liquid EnviroKleen™ certified by ChemTel, an independent laboratory (except H-B Catalog No. 20630 - Organic liquid filled)</li>
<li>Comparable in accuracy to mercury filled thermometers, but are 100%environmentally safe (except H-B Catalog No. 20630</li>
<li>PTFE coated</li>
<li>Individually serialized</li>
<li>Tested and calibrated in H-B’s exclusive triple accredited/registered ISO/IEC 17025:2005, A2LA accredited laboratory against equipment whose calibration is traceable to NIST and DKD/PTB</li>
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