Hanna HI96742 微电脑铁(Fe)-锰(Mn)浓度测定仪（0至1.60 mg / L（ppm），0至300μg/ L）

Range     
- Iron LR: 0 to 1.60 mg/L (ppm)
- Manganese LR: 0 to 300 µg/L
Resolution     
- Iron LR: 0.01 mg/L
- Manganese LR: 1 µg/L
Accuracy @25°C     
- Iron LR: ±0.01 mg/L ±8% of reading
- Manganese LR: ±2 µg/L ±3% of reading
Light Source: tungsten lamp
Light Detector: silicon photocell with narrow band interference filter @ 525 nm
Power Supply: 9V battery
Auto-off: after ten minutes of non-use in measurement mode; after one hour of non-use in calibration mode; with last reading reminder.
Dimensions: 192 x 104 x 69 mm (7.6 x 4.1 x 2.7")
Environment: 0 to 50°C (32 to 122°F); RH max 95% non-condensing
Weight: 360 g (12.7 oz.)
Method     
- Iron LR: adaptation of TPTZ method
- Manganese LR: adaptation of the 1-(2-pyridylazo)-2-naphthol PAN method
Order Information: HI 96742 are supplied with sample cuvettes with caps (2), 9V battery and instruction manual.