H-B Enviro-Safe Liquid-In-Glass Pocket Thermometer; -10 to 110C， Closed Plastic Case， Environmentally Friendly  (B60570-0500)</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Ideal for field studies， waste water treatment and any “on-the-go” applications</li><li>Contains green EnviroKleen certified liquid against white back glass</li><li>Total Immersion; Length: 160mm (6.3”)</li><li>Hand inspected in our ISO/IEC 9001:2008， ISO/IEC 14001:2004， ISO/IEC 17025:2005 facility and A2LA Accredited Calibration Lab; Recognized and accepted by the signatory economies of the ILAC/MRA</li><li>Former HB #20564</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31UqNMik9nL.jpg' noproxy></br>