Features: 
 (01) Direct determination of COD, ammonia nitrogen, total phosphorus, turbidity and many other parameters, the concentration of direct-reading 
 (02) smart key automatic scanning, measurement parameters * auto switch 
 (03) Determination of optical parameters of the switch with automatic switching 
 (04) Memory 90 standard curve can be revised and save their own 
 (05) memory more than six points regression curve fitting, can automatically calculate and save 
 (06) without manual production curve, the instrument can be automatically stored according to the standard curve to calculate sample 
 (07) can be accurately measured data stored in 4000 (including the determination of the time, parameter, value) 
 (08) Print the current data and historical data for all stores 
 (09) transfer to the PC, all the current data and historical data stored 
 (10) Digestion and automatically adjust the number of power with the load, so the real temperature control 
 (11) Automatic thermostat reminded, automatic countdown reminder timer time can be adjusted and saved 
 (12) 3 sets of independent timing system, for 3 people at the same operation (user selectable) * 
 Specifications: 
 (01) :50-190 ℃ temperature range 
 (02) Measuring range: COD :2-10000mg / L (sub), ammonia :0.02-60mg / L (above), total phosphorus :0.02-5mg / L (sub) 
 (03) batch samples: 12/25/36 (optional) 
 (04) chloride interference: [Cl-] <1000mg / L, [Cl-] <10000mg / L (optional) 
 (05) Accuracy: COD = 20mg/LV <10%, COD = 200mg/LV <4.3% 
 (06) Wavelength range: 420nm, 460nm, 510nm, 560nm, 610nm, 700nm 
 (07) Wavelength accuracy: ± 2nm 
 (08) Curve Number: 96 
 (09) to store data: 4000 
 (10) timer switch: 3 / 9 (optional) 
 (11) Display mode: LCD LCD 
 (12) Operation button: Chinese / English (optional) 
 (13) parameter switch: Automatic 
 (14) than the color mode: cuvette (pool) and the digestion cuvette 
 Standard configuration: smart digestion device (reactor), digestion BOP cover, special reaction tube cooling tank (aircraft), dedicated pool bracket than the color, special solid reagent dispenser quantitative increase in specific (1ml, 5ml), special reaction tube (sealed, exposure), printing paper.