HANNA HI 839800 COD Test Tube Heater | HI839800

The HI839800 COD Test Tube Heater features two predefined temperature profiles: 150 #34;C and 105 #34;C. Digestions for chemical oxygen (COD) and total phosphorus are conducted at 150 #34;C, while total nitrogen digestions are conducted at 105 #34;C. The test tube heater automatically heats up to the set temperature, holding it until the countdown timer has finished. Once the timer has ended, a beep will sound and the heating element will turn off. The outer casing of the HI839800 remains cool to the touch, even during a timed digestion. An optional lab safety shield and test tube cooling rack provide a complete setup for sample digestions. Specifications Temperature of Reaction 105C or 150C (221F or 302F) Temperature Stability 0.5C Temperature Range -10C to 160C Temperature Accuracy 2C (@ 25C) Capacity 25 vials (dia 16 x 100 mm), 1 receptacle for a stainless steel reference thermometer Warm-up Time 10 to 15 minutes, depending on selected temperature Operating Mode timed (0 to 180 minutes) or infinity mode Block aluminum Environment 5 to 50C (41 to 122F) Power Supply HI 839800-01 115 Vac; 60 Hz; 250 W Dimensions 190 x 300 x 95 mm (7.5 x 11.8 x 3.7 #34;) Weight approximately 4.8 kg (10.6 lb) Ordering Information HI839800 is supplied with a power cable and instruction manual.