HANNA HI97733 Ammonia, High Range, Portable Photometer

Range		0.0 to 100 mg/L (ppm) NH4+
Resolution		0.1 mg/L (ppm)
Accuracy		±0.5 mg/L ±5% of reading @ 25°C
Light Source		Tungsten Lamp
Light Detection		silicon photocell with narrow band interference filter @ 420 nm
Power Supply		3x1.5V battery
Environment		0 to 50°C (32 to 122°F); RH max 100%
Dimensions		142.5 x 102.5 x 50.5 mm
Weight		380 g