Compliance, traceability, consistency, and reliability of measurement data are primary concerns. CLEAN Instruments cover automated drug discovery, efficient chemical process development, and automated manufacturing processes, with value-added services to guarantee compliance with government regulations, as well as consistent and accurate measurement data.

PH30 pH Tester
Fun of measuring
Comes from extensive applications: PH30 meet your water measurement needs from 1ml micro sample testing to field throw measurement, skin or paper pH testing, etc.

PH300 pH / mV / Ion / TEMP Meter
With convenient, compact design, CLEAN PH300 meter can simultaneously measure pH and Ion concentration. Up to 0.001 pH/Ion concentration resolution and 500 points data logging capabilities, it’s the portable pH/mV/Ion meter with advanced technologies.

CON30 Conductivity / TDS / Salinity / TEMP Tester
CON30 is the best value salt meter in your pocket, with 4 parameter (Conductivity / TDS / Salinity TEMP tester) in one and easy calibration. This dip-style tester is ideal for spot checking with greater flexibility.

CON200 Conductivity / TDS / Resistivity / Salinity / TEMP Meter
All ranges accurate, from “0 - 5.000 µS/cm ” to “0 - 500.0 mS/cm”. 5 parameters in the meter, CON200 is the best value meter for your routine measuring.

CON300 CON / TDS / Salinity / Res Meter
±1% full scale accuracy at 3 decimal resolution,using one meter to measure conductivity, TDS or Salinity. Meanwhile, real time and date stamps meet GLP standards. CON300 is your ideal model for Conductivity / TDS / Salinity / Resistivity meter.

CON500 Conductivity / TDS / Resistivity / Salinity / TEMP Meter
With 100*74mm large LCD, great 120 degree angle view, this meter provides reliable and accurate Conductivity, TDS, Resistivity, Salinity and Temperature measurements, 5 parameters in one.

CON600 CON / TDS / Salinity / Res Meter
With large LCD, this meter provides accurate and reliable Conductivity, Resistivity, Salinity, TDS values. ±1% full scale accuracy at 3 decimal resolution, it is ideal for your measurement from pure water to seawater with one meter.

CON5000 Conductivity / Resistivity / TDS Controller / Transmitter
Built-in pure water conductivity compensation curve, CON5000 is the real expert in low conductivity control field.

DO200 Dissolved Oxygen / TEMP Meter
Deal for testing water quality, wastewater, surface water, and broadly used in aquaculture,DO200 offers high accuracy and automatic temperature compensation function. Single or multi parameter models for all of your DO measurement needs.

DO300 DO / BOD / OUR / SOUR Meter
Compact design ensures precision measurement in harsh conditions. Up to 40.00 mg/L dissolved oxygen concentration, real time and date stamps meet GLP standards, DO300 meter is ideal for usage in water analysis, aquiculture and fermentations.

DO500 Dissolved Oxygen / TEMP Meter
100*74mm large LCD, great 120 degree angle view and offers many features that make dissolved oxygen measurement easier and more accurate. Hold function momentarily freezes reading for easy viewing and recording. This meter is your perfect choice of DO measurement.

DO600 DO / BOD / OUR / SOUR Meter
Up to 40.00 mg/L dissolved oxygen concentration, real time and date stamps meet GLP standards, easy meter-to-PC data transfer, DO600 meter is ideal for usage in water analysis, aquiculture and fermentations.

DO5000 Dissolved Oxygen Controller / Transmitter
Designed for fermentation, medicine manufacturing, industrial dissolved oxygen analysis and control applications. With automatically compensates salinity pressure after manual input, it is advantageous for all demanding applications.

DO5200 Dissolved Oxygen Controller / Transmitter
Designed for fermentation, medicine manufacturing, industrial dissolved oxygen analysis and control applications. With automatically compensates salinity / barometric pressure after manual input, it is advantageous for all demanding applications.

PC300 pH / mV / Ion / CON / TDS / Res / Salinity Meter
Measuring pH, Ion, Conductivity at the same time. Up to 0.001 pH and trivalent Ion concentration resolution, ±1% full scale conductivity accuracy at 3 decimal resolution, it’ s multiple parameters in one meter.

PD300 pH / mV / Ion / DO / BOD / OUR / SOUR Meter
Up to 0.001 pH and trivalent Ion concentration resolution and 40.00 mg/L dissolved oxygen concentration, with easy meter-to-PC data transfer function, this meter can measure pH value and Dissolved Oxygen reading simultaneously.

DC300 DO / BOD / OUR / SOUR / CON / TDS / Res / Salinity Meter
Simultaneous measurement and display of Dissolved Oxygen and Conductivity, with advanced technologies for easy data transfer, CLEAN DC300 waterproof meter is ideal for measurement in broad applications.