QIUSUO Benchtop Turbidity Meter Multiparameter Turbidity Meter Kits with Total Suspended Particle Analysis Function Range 0 to 2000 NTU/FNU 4 PCS Formazine Calibration Solutions USB Interface Resolution 0.01

QIUSUO Benchtop Water Hardness Meter with Standard Calibration Solution Range Concentration 0.05 to 200 mmol/L Resolution 0.001,0.01,0.1,1,Automatic

QIUSUO Benzene Detector Benzene Gas Monitor with Measurement Range from 0 to 100ppm Resolution 1ppm L-alarm 20ppm H-alarm 50ppm

QIUSUO Benzene Gas Detector C6H6 Gas Leak Detector with Wall-mounted Installation Method Measuring Range 0-100ppm Resolution 1ppm L-alarm 10ppm H-alarm 20ppm

QIUSUO Benzene Gas Detector C6H6 with H-alarm 50ppm L-alarm 20ppm Range 0-100ppm Accuracy ≦ 5% F.S. for Detection of Gas Concentration in Air

QIUSUO Binocular Abbe Refractometer Brix Refractometer Lab Binocular ABBE Refractometer for Liquid and Solid Substances with Accuracy ±0.0003 Measuring Range 1.3000-1.7000 nD 0.0-95% Brix

QIUSUO Br Ion Meter Bromide Ion Concentration Meter with Calibration Fluid Range0.4 to 81000 ppm Accuracy ±0.5% F.S. 2 to 5 Point Calibration Backlight Display USB Communication Interface

QIUSUO Bromide Ion Meter Benchtop Bromide Ion Meter with Standard Calibration Fluid Range 0.4 to 81000 ppm Automatic Accuracy ±0.5% F.S. 2 to 5 Points Calibration

QIUSUO Bromide Ion Meter Br Ion Concentration Meter with Calibration Fluid Range 0.4 to 81000 ppm Accuracy ±0.5% F.S. Standard Calibration Solutions Calibration 2 to 5 Points Resolution 0.001 0.01 0.1 1

QIUSUO Bromide Ion Meter Portable Br Ion Meter with Range 0.4 to 81000 ppm Accuracy ±0.5% F.S. Calibration Fluid 2 to 5 Points Calibration for Testing Br Ion

QIUSUO Bromide Ion Meters Laboratory Bromide Ion Meter with Range 0.4 to 81000 ppm Range -1999.9 to 1999.9 mV Calibration Fluid Manual/Auto-Read Measurement Endpoint Backlit Multiple Measurement Units for Analyzing Bromide Ion

QIUSUO C2H4O Detector Ethylene Oxide Gas Detection Equipment with Built-in Pump Measuring Range 0-100ppm Resolution 1ppm L-alarm 10ppm H-alarm 20ppm Accuracy ≦±5% F.S.

QIUSUO C2H4O Detector Fixed Ethylene Oxide Gas Detector with Measuring Range 0-100ppm Resolution 1ppm L-Alarm 10ppm H-Alarm 20ppm

QIUSUO C2H4O Gas Detector Ethylene Oxide Detector with Measuring Range 0-100ppm Resolution 1ppm L-Alarm 10ppm H-Alarm 20ppm Response time T＜30s LCD Display

QIUSUO C2H4O Gas Detector Ethylene Oxide Gas Detector with Built-in Pump Measuring Range 0-100ppm Resolution 1ppm H-alarm 20ppm L-alarm 10ppm Response Time ≦30s