量程:0.00 to 3.00 mg/L NH3-N, 精度:±0.04mg/L @ 读数 ±4%
量程:0.00 to 1.00 mg/L NH3-N 精度:±5% F.S.
量程:0.00 to 3.00 mg/L NH3-N,精度:±0.04mg/L @ 读数 ±4%