CNYST Benchtop NH4 Ion Meter Ammonium Ion Meters with Standard Calibration Fluid Ion Concentration Range 0.1 to 18000 ppm Calibration Solutions 0.001/0.01/0.1/1/10/100/1000/10000 Accuracy ±0.5% F.S. Gas detector Installation method:Wall-mounted
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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16

























