QIUSUO Cadmium Ion Meters Portable Cd Ion Meter with Calibration Fluid Range 0.1 to 11200 ppm and Range -1999.9 to 1999.9 mV Accuracy ±1% F.S. 2 to 5 Points Calibration

QIUSUO Calcium Ion Concentration Meter Ca Ion Meter with Standard Calibration Fluid Range 0.02 to 40100 ppm Resolution 0.001 0.01 0.1 1 Automatic

QIUSUO Calcium Ion Meter Ca Ion Concentration Meter with Range 0.02 to 40100 ppm Resolution 0.001 0.01 0.1 1 Automatic Calibration Fluid

QIUSUO Cd Ion Meter Cadmium Ion Concentration Tester with Calibration Fluid Range -1999.9 to 1999.9 mV Resolution 0.1 mV Automatic Temperature Compensation Function USB Communication Interface

QIUSUO CH2O Gas Detector Formaldehyde Gas Alarm with Measuring Range 0 to 100ppm Resolution 1/0.1ppm Shell Material Aluminum Wall-Mounted Installation Method

QIUSUO Chlorine Detector Fixed Chlorine Leak Detector with Measuring Range 0-50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Sound Light Alarm Monitor

QIUSUO Chlorine Detector Handheld CL2 Gas Detector with Measuring Range 0-50ppm Resolution 0.1ppm Accuracy ≦±5% F.S. Explosion-Proof Grade Ex Ib IIBT4 Gb 1200pcs Data Storages

QIUSUO Chlorine Gas Detector Chlorine Gas Leak Alarm Tester with Measuring Range 0 to 50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Explosive Proof Housing

QIUSUO Chlorine Gas Detector CL2 Gas Detectors with Measuring Range 0 to 50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Water-Proof and Dust-Proof Accuracy≦ 5% F.S.

QIUSUO Chlorine Ion Meter with Calibration Fluid Range 1 to 35000 ppm 2 to 5 Points Calibration Accuracy ±0.5% F.S.

QIUSUO Chlorine Ion Meters CL Ion Meter with Standard Calibration Fluid Range 1 to 35000 ppm Selectable 8 Concentration Calibration Points Ranging From 0.001 to 10000 for Testing CL Ion

QIUSUO Chlorine Leak Detector CL2 Detector with Range 0 to 50ppm Resolution 0.1ppm L-Alarm 5ppm H-Alarm 10ppm Low Battery Indication Accuracy≦ 5% F.S.

QIUSUO Chlorophyll Analyzer Chlorophyll Content Meter with Measurement Range 0.0-99.9 SPAD Measurement Area 2mm * 3mm 2GB SD Card Data Storage Measurement Interval 3s for Measuring Chlorophyll Content

QIUSUO Chlorophyll Analyzer Chlorophyll Content Meter with Measurement Range 0.0-99.9 SPAD Measurement Area2mm * 3mm 2GB SD Card Data Storage Measurement Interval 3s for Measuring Chlorophyll Content

QIUSUO Chlorophyll Analyzer Plant Chlorophyll Meter with 16GB Large Storage Space Measuring Area 2mm * 3mm Leaf Surface Temperature -10 to 99.9℃ High-Contrast LCD Display Support Sustainable Practices