Features * Equipped with seven high-quality filter, damp-resisting, high heat-resisting, long-lasting, little shaking of the center wave; little change of passing rate, high linear. * LCD in English, person-to-machine dialogue operation. * Free choice for reagent * Built-in micro-computer to control and handle the data testing. * Auto printing, automatic memory, automatic wavelength alteration, real-time display. Main specifications *Light source: Halogen-tungsten lamp (12 V/30W) *Wavelength range(nm): 380, 405, 492, 510, 546, 578,620 *Wavelength accuracy : 2nm *Spectrum band: <=8nm *Absorbency range: -0.3Abs--3.0Abs *Resolution : 0.001Abs *Sample volume: 200ul--2000ul *Testing method: (1) linear end point (2) non-linear end point (3) double-wavelength (4) absorbency *Storage: 200 parameters *Memory: 3000 results, 30 days quality-control data *Stability: 0.003Abs/20min *Cuvette : quartz flowing; 32ul;10mm *Cross contamination: less than 1% *Power supply: 220V?0%, 50Hz