HI 96721 Iron Photometer HR

Range 0.00 to 5.00 mg/ L ( ppm) Resolution 0.01 mg/ L Accuracy @ 25° C ( 77° F) ± 0.04 mg/ L ± 2% of reading Light Source light emitting diode Light Detector silicon photocell with narrow band interference filter @ 525 nm Method adaptation of the ASTM Manual of Water and Environmental Technology, D1426-93, Nessler method Auto-off after ten minutes of non-use in measurement mode; after one hour of non-use in calibration mode; with last reading reminder Environment 0 to 50° C ( 32 to 122° F) ; RH max 95% non-condensing Battery Type 9V battery Dimensions 193 x 104 x 69 mm ( 7.6 x 4.1 x 2.7” ) Weight 360g ( 12.7oz.) Ordering Information HI96721 is supplied with sample cuvettes ( 2) with caps, 9V battery, instrument quality certificate and instruction manual.