量程:0.00 to 2.50 mg/L PO4,解析度:0.01mg/L
量程:0.00 to 4.00 mg/L PO4,解析度:0.01mg/L
量程:0.00 to 4.00 mg/L PO4,解析度:0.01 mg/L
量程:0 to 100 mg/L PO4,解析度:10 mg/L
测量范围:0.00to2.50mg/L PO4