酸度计自动电位滴定仪规格型号产地价格规格型号产地价格PHS-25上海800.00ZD-2上海4680.00PHS-25S上海980.00ZD-3上海8800.00PHS-2C上海1400.00ZDJ-4A上海18500.00PHS-4(便携式)上海1288.00ZDJ-5上海26800.00PHS-3C上海2400.00ZDJ-2D北京36300.00Delta320梅特勒2980.00ZDJ-3D北京39300.00电导率仪ZDJ-3Y北京33000.00DDS-11A上海950.00ZYT-1上海3350.00DDS-11C上海980.00ZYT-2上海8500.00DDS-304上海1520.00DL50G梅特勒85968.00DDS-307上海1680.00DL50梅特勒120960.00