Colorimeter Ammonia 0.02-1.0 mg/L (Tablet Reagents) Range Accuracy +/-1 nm 3 Percent Full Scale Resolution 0.01 A Ammonia Range Range 0.02-1.0 mg/L (Tablet Reagents) Ammonia Accuracy 2 Percent Full Scale Ammonia Resolution 0.01 mg/L Includes Batteries Carrying Case Colorimeter Instruction Manual MD 100 Series Reagents Sample Cells