QIUSUO Multiparameter Water Quality Analyzer Portable Multi Parameter Water Quality Tester with Conductivity Standard Solutions Accuracy ±0.002 pH for Measuring pH ORP Ion Concentration Conductivity TDS Salinity

QIUSUO Multiparameter Water Quality Meter Portable Multi Parameter Water Quality Meter with Conductivity Standard Solutions Range -1999.9 to 1999.9 mV for Measuring pH ORP Ion Concentration Conductivity

QIUSUO Multipoint magnetic stirrers 9 Point Magnetic Stirrers with 9 Number of Stirring Points 9 * 500 ML Max Stirring Volume Plate Size 110MM Liquid Crystal Display Asynchronous Control Timing and Locking Function

QIUSUO Multipoint Magnetic Stirrers Multi Position Magnetic Stirrer with Timing and Locking Function Liquid Crystal Display Max Stirring Volume 4 * 500 ML Can be Run Synchronously or Asynchronously Timing 1min - 19h59min

QIUSUO Multiposition Magnetic Stirrer 6 Position Magnetic Mixer with Plate Size 110MM Rotating Speed 50-1500 RPM Can be Run Synchronously or Asynchronously Liquid Crystal Display Timing 1min - 19h59min Liquid

QIUSUO Multiposition Magnetic Stirrer Digital Multi Position Magnetic Stirrer with Max Stirring Volume 4 * 500 ML Speed Range 50-1500 RPM Max Liquid Crystal Display Timing 1min - 19h59min Plate Size 110MM

QIUSUO N02 Gas Detector N02 Gas Concentration Monitoring Machine with Measuring Range 0 to 20ppm Die-cast Aluminum Shell for Shipping Coal Mine Gas Test

QIUSUO N2 Detector Portable Nitrogen Gas Detector with Resolution 0.1vol Measuring Range70%- 100%vol High Precision and Real Data Accuracy ≦ 5% F.S Waterproof Response Time T＜30s

QIUSUO N2 Gas Detector Portable Nitrogen Gas Detector with Resolution 0.1vol Range 70%- 100%vol Accuracy ≦ 5% F.S High Precision and Real Data Test Measurement & Inspection Response time T＜30s

QIUSUO N2 Gas Detector Portable Nitrogen Detector with Resolution 0.1% vol Range 70%- 100% vol Accuracy ≦ 5% F.S High Precision and Real Data Test Measurement Inspection Response time T＜30s

QIUSUO Na Ion Meter Lab Sodium Ion Meter with Accuracy ±0.5% F.S. Range -1999.9 to 1999.9 mV Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000

QIUSUO Na Ion Meter Portable Na Ion Meter with Calibration Fluid Range 0.002 to 69000 ppm Range -1999.9 to 1999.9 mV Resolution 0.001 0.01 0.1 1 Allows Setting the Number of Calibration Points

QIUSUO Na Ion Meter Sodium Ion Meters with Calibration Fluid Range 0.002 to 69000 ppm Accuracy ±0.5% F.S.Setup Menu Allows Setting the Number of Calibration Points USB Communication Interface for Testing Sodium Ion

QIUSUO NH3 Detection Fixed Ammonia Monitor with Resolution 0.01ppm Precision＜5% F.S L-alarm 20ppm H-alarm 50ppm Range 0-100ppm Advanced Micro-Power Technology Sensors ABS Material Waterproof

QIUSUO NH3 Detector Portable Ammonia Monitor with Range 0-100ppm Resolution 1ppm Accuracy ≦ 5% F.S.Aluminum Shell material ABS Material Waterproof for Combustible and Toxic Gas Leakage Detection Test