测定下限:1.0mg/L 测定范围:0.0-500.0mg/L 测量精度:±5%
量程:50 to 500 mg/LCaCO3,解析度:1mg/L
量程:0 to 750mg/L CaCO3,精度:±7 mg/L 或读数的±3% (200 to 500 mg/L);