H-B DURAC 4-Channel Electronic Timer with White Board and Certificate of Calibration (B61700-3700) : Amazon.co.uk: Business, Industry & Science
H-B Frio-Temp SP Scienceware™ Calibrated Electronic Verification Thermometers, Calibrated for General Applications Calibration: 0,
Bel-Art B60900-0700 H-B DURAC Calibrated Electronic Thermometer with stainless steel probe, -58 to 572°F (-50 to 300°C),
Bel-Art B60900-1500 DURAC Calibrated Electronic Stainless Steel Stem Thermometer, -50/300°C Range, Extra Long Probe, Data Hold, Auto Off : Amazon.co.uk: Business, Industry & Science