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    YUE FENG SZ8117 dissolved oxygen Meter, Microcomputer Touchscreen High Accuracy measurement
    YUE FENG SZ8117 dissolved oxygen Meter, Microcomputer Touchscreen High Accuracy measurement
    $356.00
    YUE FENG SZ8118 Nickel Tester, Microcomputer Touchscreen High Accuracy Water Quality Analysis
    YUE FENG SZ8118 Nickel Tester, Microcomputer Touchscreen High Accuracy Water Quality Analysis
    $356.00
    YUE FENG SZ8119 Manganese Tester High Accuracy Water Quality Testing Manganese Content 0~ 0.5mg/L
    YUE FENG SZ8119 Manganese Tester High Accuracy Water Quality Testing Manganese Content 0~ 0.5mg/L
    $356.00
    YUE FENG SZ8120 Hexavalent Chromium Tester, Microcomputer Touchscreen High Accuracy Water Quality Testing
    YUE FENG SZ8120 Hexavalent Chromium Tester, Microcomputer Touchscreen High Accuracy Water Quality Testing
    $356.00
    YUE FENG SZ8121 residual chlorine Analyzer High Accuracy Water Quality Testing
    YUE FENG SZ8121 residual chlorine Analyzer High Accuracy Water Quality Testing
    $356.00
    LEICI JPBJ-608 Portable dissolved oxygen Analyzer Polarography dissolved oxygen measurement high definition LCD IP65 protection
    LEICI JPBJ-608 Portable dissolved oxygen Analyzer Polarography dissolved oxygen measurement high definition LCD IP65 protection
    $674.00
    HANNA HI8720 controller ORP online Detector oxidation reduction continuous detection
    HANNA HI8720 controller ORP online Detector oxidation reduction continuous detection
    $1316.00
    QIWEI YL-1Z Benchtop residual chlorine Analyzer, Microcomputer Optoelectronic Colorimetric Detection
    QIWEI YL-1Z Benchtop residual chlorine Analyzer, Microcomputer Optoelectronic Colorimetric Detection
    $240.00
    QIWEI ZYL Portable residual chlorine Detector 0~ 5mg/L Measurement range
    QIWEI ZYL Portable residual chlorine Detector 0~ 5mg/L Measurement range
    $211.00
    QIWEI L-612 Portable Chlorine Dioxide Tester, Water Quality Testing 0~ 5mg/L
    QIWEI L-612 Portable Chlorine Dioxide Tester, Water Quality Testing 0~ 5mg/L
    $262.00
    QIWEI L-613 Portable chlorine dioxide Analyzer, AC and DC dual-purpose automatic shutdown
    QIWEI L-613 Portable chlorine dioxide Analyzer, AC and DC dual-purpose automatic shutdown
    $285.00
    QIWEI Y-615 Portable ozone Analyzer 0~ 2.5mg/L Measurement range
    QIWEI Y-615 Portable ozone Analyzer 0~ 2.5mg/L Measurement range
    $264.00
    QIWEI Y-616 Benchtop ozone Detector, water quality detection 0~ 2.5mg/L Measurement range
    QIWEI Y-616 Benchtop ozone Detector, water quality detection 0~ 2.5mg/L Measurement range
    $286.00
    QIWEI YXSY-1 Portable Nitrite Tester, Optoelectronic Colorimetry Water Quality Testing
    QIWEI YXSY-1 Portable Nitrite Tester, Optoelectronic Colorimetry Water Quality Testing
    $264.00
    QIWEI YXSY-2 Benchtop Nitrite Detector, Optoelectronic Colorimetry Nitrite Detector
    QIWEI YXSY-2 Benchtop Nitrite Detector, Optoelectronic Colorimetry Nitrite Detector
    $286.00
    QIWEI BZL-1 Portable Total Phosphorus Tester, Microcomputer Optoelectronic Colorimetric Detection
    QIWEI BZL-1 Portable Total Phosphorus Tester, Microcomputer Optoelectronic Colorimetric Detection
    $262.00
    QIWEI TZL-1 Benchtop Total Phosphorus Tester, Microcomputer Optoelectronic Colorimetry Water Quality Detection
    QIWEI TZL-1 Benchtop Total Phosphorus Tester, Microcomputer Optoelectronic Colorimetry Water Quality Detection
    $285.00
    QIWEI AD-83T Benchtop Ammonia Nitrogen Detector, Microcomputer Optoelectronic Colorimetry
    QIWEI AD-83T Benchtop Ammonia Nitrogen Detector, Microcomputer Optoelectronic Colorimetry
    $262.00
    QIWEI AD-82B Portable Ammonia Nitrogen Tester, Microcomputer Optoelectronic Colorimetric Detection
    QIWEI AD-82B Portable Ammonia Nitrogen Tester, Microcomputer Optoelectronic Colorimetric Detection
    $262.00
    TONGAO TR-108H COD rapid measuring instrument, water quality chemical oxygen demand Detector, rapid digestion Spectrophotometric method, spec-trophotometry
    TONGAO TR-108H COD rapid measuring instrument, water quality chemical oxygen demand Detector, rapid digestion Spectrophotometric method, spec-trophotometry
    $2526.00
    TONGAO TR-115H Permanganate Index Tester CODmn Detector 0.001mg/L High Sensitivity
    TONGAO TR-115H Permanganate Index Tester CODmn Detector 0.001mg/L High Sensitivity
    $816.00
    TONGAO TR-131H Total Phosphorus Rapid Tester, Digestion Colorimetric integrated tube 125 ℃ digestion
    TONGAO TR-131H Total Phosphorus Rapid Tester, Digestion Colorimetric integrated tube 125 ℃ digestion
    $2203.00
    TONGAO TR-107H phosphoric acid Analyzer STIP-scan 0.02mg/L detection limit
    TONGAO TR-107H phosphoric acid Analyzer STIP-scan 0.02mg/L detection limit
    $816.00
    TONGAO TR-103H Nitrite Tester STIP-scan 0.001mg/L detection limit
    TONGAO TR-103H Nitrite Tester STIP-scan 0.001mg/L detection limit
    $816.00
    TONGAO TR-140H sulfide Tester, water quality sulfide detection, imported cold light source
    TONGAO TR-140H sulfide Tester, water quality sulfide detection, imported cold light source
    $816.00
    TONGAO TR-102H Cyanide Tester STIP-scan HJ484-2009 Certification
    TONGAO TR-102H Cyanide Tester STIP-scan HJ484-2009 Certification
    $816.00
    TONGAO TR-113H Fluoride Tester, Water Fluoride Tester HJ488-2009 Standard
    TONGAO TR-113H Fluoride Tester, Water Fluoride Tester HJ488-2009 Standard
    $816.00
    TONGAO TR-1000H suspended solids Tester, water quality testing, imported cold light source
    TONGAO TR-1000H suspended solids Tester, water quality testing, imported cold light source
    $816.00
    TONGAO TR-106H residual chlorine total chlorine Analyzer TMB spectrophotometric detection
    TONGAO TR-106H residual chlorine total chlorine Analyzer TMB spectrophotometric detection
    $816.00
    TONGAO TR-151H chlorine dioxide Analyzer DPD Spectrophotometric method, spec-trophotometry imported cold light source
    TONGAO TR-151H chlorine dioxide Analyzer DPD Spectrophotometric method, spec-trophotometry imported cold light source
    $816.00