This H-B Instrument DURAC incubator thermometer has a temperature range of 0 to 100°C. It is PTFE safety coated for safety and individually serialized. Non-calibrated thermometer has arrows at 37 and 56°C. Individually packaged in recyclable Safety-Pak packaging with a non-roll fitting. Range: 0 to 100°C. Divisions: 1°. Length: 225mm. Immersion length: 35mm (1.4 inches). Accuracy: 1°C. Thermometer Fill Type: Organic. Swell: No. Glass Type: White back. Arrows: 37, 56°C. Traceable to NIST: No. Traceable to DKD/PTB: No. PTFE safety coated: Yes. 6/Case. H-B Instrument #: 6/0001. Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.