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    HANNA HI98311 Conductivity Meter Graphite electRode automatic temperature compensation
    HANNA HI98311 Conductivity Meter Graphite electRode automatic temperature compensation
    $306.00
    YUE FENG JPB-607 Portable dissolved oxygen Analyzer, automatic temperature compensation
    YUE FENG JPB-607 Portable dissolved oxygen Analyzer, automatic temperature compensation
    $332.00
    TONGAO TR-109H Ammonia Nitrogen Rapid Tester, Water Quality Testing, Imported Cold Light Source
    TONGAO TR-109H Ammonia Nitrogen Rapid Tester, Water Quality Testing, Imported Cold Light Source
    $816.00
    TONGAO TR-1800H Total Nitrogen Rapid Tester, Chromotropic Acid Total Nitrogen Detector, Digestion Colorimetric Integrated Tube
    TONGAO TR-1800H Total Nitrogen Rapid Tester, Chromotropic Acid Total Nitrogen Detector, Digestion Colorimetric Integrated Tube
    $2913.00
    TONGAO TR-105H Hexavalent Chromium Tester, Water Quality Detection Diphenylcarbazide Spectrophotometric method, spec-trophotometry
    TONGAO TR-105H Hexavalent Chromium Tester, Water Quality Detection Diphenylcarbazide Spectrophotometric method, spec-trophotometry
    $816.00
    HANNA HI9146-04 dissolved oxygen Meter Polarography, automatic temperature salinity compensation
    HANNA HI9146-04 dissolved oxygen Meter Polarography, automatic temperature salinity compensation
    $1237.00
    HANNA HI98130 acidity Meter pH-EC-TDS measurement instrument, waterproof design automatic temperature compensation
    HANNA HI98130 acidity Meter pH-EC-TDS measurement instrument, waterproof design automatic temperature compensation
    $409.00
    DDKSIC DO10 Portable dissolved oxygen Meter polarographic color screen automatic temperature and pressure compensation
    DDKSIC DO10 Portable dissolved oxygen Meter polarographic color screen automatic temperature and pressure compensation
    $590.00
    Bante820 Portable dissolved oxygen Meter economical 1 or 2 point calibrated 0.5mg/L accuracy
    Bante820 Portable dissolved oxygen Meter economical 1 or 2 point calibrated 0.5mg/L accuracy
    $407.00
    Bante821 Portable dissolved oxygen Meter High Accuracy outdoor measurement 0.2mg/L
    Bante821 Portable dissolved oxygen Meter High Accuracy outdoor measurement 0.2mg/L
    $482.00
    BANTE DOSCAN10 pen dissolved oxygen Meter Portable STIP-scan 0.5mg/L Measurement accuracy
    BANTE DOSCAN10 pen dissolved oxygen Meter Portable STIP-scan 0.5mg/L Measurement accuracy
    $361.00
    BANTE Bante810 laboratory dissolved oxygen Meter economical large screen backlight 1 or 2 point calibrated
    BANTE Bante810 laboratory dissolved oxygen Meter economical large screen backlight 1 or 2 point calibrated
    $407.00
    BANTE Bante980 laboratory dissolved oxygen Meter large screen backlight LCD display 0.2mg/L accuracy
    BANTE Bante980 laboratory dissolved oxygen Meter large screen backlight LCD display 0.2mg/L accuracy
    $482.00
    BANTE A180 precision dissolved oxygen BODOURSOUR Tester 7 inch TFT screen 1000 sets of data storage
    BANTE A180 precision dissolved oxygen BODOURSOUR Tester 7 inch TFT screen 1000 sets of data storage
    $612.00
    BANTE A181 precision dissolved oxygen BODOURSOUR Tester 7 inch TFT screen 1000 sets of data storage
    BANTE A181 precision dissolved oxygen BODOURSOUR Tester 7 inch TFT screen 1000 sets of data storage
    $575.00
    BANTE BI-680 Industrial online dissolved oxygen Meter economical water quality monitoring
    BANTE BI-680 Industrial online dissolved oxygen Meter economical water quality monitoring
    $472.00
    YUE FENG SZ81111 Chlorine dioxide Analyzer 0~ 5.0mg/L High Accuracy measurement
    YUE FENG SZ81111 Chlorine dioxide Analyzer 0~ 5.0mg/L High Accuracy measurement
    $356.00
    YUE FENG SZ8112 copper Detector, copper ion Detector 0~ 2.0mg/L Measurement range
    YUE FENG SZ8112 copper Detector, copper ion Detector 0~ 2.0mg/L Measurement range
    $356.00
    YUE FENG SZ8115 Ammonia Nitrogen Tester, Microcomputer Touchscreen High Accuracy Water Quality Testing
    YUE FENG SZ8115 Ammonia Nitrogen Tester, Microcomputer Touchscreen High Accuracy Water Quality Testing
    $356.00
    YUE FENG SZ8116 Iron content detection instrument, iron content detection 0~ 0.8mg/L Measurement range
    YUE FENG SZ8116 Iron content detection instrument, iron content detection 0~ 0.8mg/L Measurement range
    $356.00
    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 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
    YUE FENG SZ8122 Multi-ParaMeter Water Quality Analyzer Residual chlorine dioxide detection
    YUE FENG SZ8122 Multi-ParaMeter Water Quality Analyzer Residual chlorine dioxide detection
    $428.00
    YUE FENG SZ8123 Multi-ParaMeter Water Quality Analyzer residual chlorine dioxide total chlorine measurement
    YUE FENG SZ8123 Multi-ParaMeter Water Quality Analyzer residual chlorine dioxide total chlorine measurement
    $622.00
    YUE FENG SZ8125 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    YUE FENG SZ8125 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    $877.00
    YUE FENG SZ8126 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    YUE FENG SZ8126 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    $929.00
    YUE FENG SZ8127 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    YUE FENG SZ8127 Multi-ParaMeter Water Quality Analyzer Microcomputer Touchscreen Multi-point Correction
    $993.00
    HANNA HI991404-02 Water quality Meter acidity conductivity TDS temperature monitor
    HANNA HI991404-02 Water quality Meter acidity conductivity TDS temperature monitor
    $538.00