Water quality COD detector sewage ammonia nitrogen total phosphorus total nitrogen analysis portable multi-parameter heavy metal BOD detector 0.00 sold.470,206 so'm
Aquaculture detector portable dissolved oxygen ammonia nitrogen analysis fish pond fish pond multi-parameter water quality measurement instrument 0.01 sold.272,720 so'm
Handheld portable COD detector sewage ammonia nitrogen total phosphorus total nitrogen analysis multi-parameter heavy metal determination instrument 0.01 sold.470,206 so'm
Online residual chlorine detector COD conductivity ph turbidity dissolved oxygen multi-parameter water quality monitor controller 0.03 sold.4,752,967 so'm
Water Quality Online Detector Aquatic Pool Hospital Surface Water Online Turbidity Meter Sewage Online Monitoring Instrument 5.04 sold.470,206 so'm
Customized Water Quality Monitoring Platform Online Cod Ammonia Nitrogen Dissolved Oxygen Detector Sampler Sewage Analyzer 5.06 sold.1,116,448 so'm
Digital electrode PH dissolved oxygen turbidity residual chlorine conductivity digital sensor 5.01 sold.2,051,808 so'm
Water quality testing pen ph pen water measuring instrument household TDS water measuring pen three-point calibration high precision test pen waterproof 5.016 sold.93,995 so'm
Universal pH Calibration Powder 4.01 Bag 6.86 Buffer Powder 9.18ph Pen Calibration Powder Calibration Liquid 5.015 sold.23,511 so'm
Multi-parameter water quality online analyzer PH temperature turbidity conductivity dissolved oxygen water quality online monitor 5.019 sold.1,288,209 so'm
Micro outdoor water quality monitoring station online cod ammonia nitrogen multi-parameter industrial aquaculture sewage intelligent monitoring system 5.012 sold.4,316,958 so'm
Water Quality Chromaticity Detector Handheld Hospital Swimming Pool Waterworks Analyzer Rapid Detection Instrument 5.014 sold.6,395,968 so'm
cod ammonia nitrogen water quality rapid test kit total phosphorus rapid test kit sulfide rapid test kit 5.020 sold.789,947 so'm
Yuanhengtong household salinometer YHT05/10F/26 kitchen food soup sauce brine salinness test instrument 5.016 sold.836,967 so'm
Industrial grade online residual chlorine detector residual chlorine PH sensor swimming pool sodium hypochlorite PH sensor 5.018 sold.1,369,796 so'm
COD meter multi-parameter water quality rapid meter ammonia nitrogen total phosphorus total nitrogen BOD sewage heavy metal detector 5.017 sold.1,545,851 so'm
Lu Constant Sugar Meter Refractometer Fruit Sugar Meter High Precision Handheld Cutting Fluid Sweetness Salinity Concentration Meter 5.013 sold.611,268 so'm
Apure spot ph standard buffer solution 250ml water quality testing instrument calibration solution ph tester calibration solution 5.024 sold.107,678 so'm
High Precision Total Organic Carbon TOC Detector Pharmaceutical Water for Injection Analysis Ultrapure Water Purified Water Determination Instrument 5.01 sold.470,206 so'm
Laboratory COD ammonia nitrogen total phosphorus total nitrogen detector heavy metal SS turbidity chroma PH multi-parameter water quality analysis 5.03 sold.940,412 so'm
Online Cod Ammonia Nitrogen Detector Total Phosphorus Total Nitrogen Monitor Sewage Ss Flow Environmental Protection Meter Real-Time Analysis 5.06 sold.3,566,183 so'm
[Chip 3.0 Upgrade] Senzhou TDS Water Quality Testing Pen Drinking Water Health Detector Tap Water Testing 3.715 sold.133,586 so'm
Foreign trade 5-in -1 water quality test pen PH meter EC/TDS/SALT/temperature home swimming pool fish tank water quality detector 5.045 sold.352,655 so'm
HM Online TDS Water Quality Detector Dual DM1/dm2 Drinking Water Fish Tank Breeding TDS Conductivity Detector 0.034 sold.554,844 so'm
Portable regular five-parameter water quality analyzer cod ammonia nitrogen ph dissolved oxygen conductivity turbidity detection with GPS 5.02 sold.2,735,744 so'm
TDS water quality detection pen high precision household water purifier drinking water detector multifunctional test instrument 0.044 sold.32,445 so'm
Conductivity test pen TDS salinometer IP67 protection automatic temperature compensation precise anti-interference con100 0.02 sold.1,674,672 so'm
S-100EC/TDS/salinity/temperature four-in-one test pen multifunctional water quality detector conductivity backlight 0.0519 sold.141,062 so'm
All instrument AE8606N multifunctional water quality detector swimming pool detects hydrogen sulfide/ammonia nitrogen/residual chlorine/turbidity 0.00 sold.2,219,339 so'm
Foreign trade WiFi connection water quality detector five-in-one PH/EC/salt/S.G temperature fish tank swimming pool detector 0.02 sold.978,029 so'm
Portable tap water pool residual chlorine detector ph reagent turbidity chroma cyanuric acid water quality test kit 0.010 sold.7,054 so'm
Water purifier heavy metal water quality detection reagent RO reverse osmosis pure water machine well water tap water heavy metal test solution 5.092 sold.3,292 so'm
Four-in-one multifunctional water quality testing pen TDS conductivity EC pH industrial high precision ph tester 0.00 sold.319,694 so'm
Factory Direct cross-border TDS-EZ test pen TDS portable water quality test pen drinking water purification TDS detection 0.07 sold.291,528 so'm
Vertical pole type micro water quality monitoring station shore River online water quality monitoring system aquaculture water quality monitor 5.060 sold.1,717,612 so'm
Ten-in-one water quality detector tds Pen salinity specific gravity pH meter hydrogen content ec meter orp resistance fertility thermometer 5.012 sold.531,333 so'm
JGL-188 portable voice broadcast function wet grain rice moisture analyzer Water Quality Analyzer 5.0107 sold.329,145 so'm
Factory wholesale three-in-one tds water quality testing pen ec conductivity pen two-color backlight tds test pen spot 0.0206 sold.75,233 so'm
Multi-parameter detector online monitoring water purification hardness measuring instrument water quality analyzer tds water quality testing pen 0.029 sold.56,425 so'm