An innovative, mercury-free and extremely reliable solution for BOD analysis. Velp Scientifica™ BOD Sensor System 6 offers measurements on scales of 90, 250, 600 and 999 ppm BOD. BOD SENSOR SYSTEM 6 230V/60HZ

Lightweight, economical, and efficient handheld meters ECOSCAN CON6 CONDUCTIVITYMETER SET

Take simple conductivity, TDS and temperature measurements with the Thermo Scientific™ Orion™ Star A112 Benchtop Conductivity Meter with easy operation for basic lab testing METER STAR A112 CONDUCTIV BENCHTOP

Accurately measure pH, ion concentration, conductivity, dissolved oxygen and temperature with the Thermo Scientific™ Orion™ Star A329 pH/ISE/Conductivity/RDO/DO Portable Meter METER STAR A329 PH/ISE/COND/RDO/DO

Monitor process applications in chemistry, food and beverage, Life Science and pharmaceutical industries. WTW™ ProfiLine™ pH/Cond 3320 Universal Multi-parameter Portable Meter features a backlit graphic display for the parallel display of the measured values. Profiline multi 3320 with 2 inputs

Reliably measure pH, conductivity and temperature with the Thermo Scientific™ Orion™ Star A215 pH / Conductivity Benchtop Meter for advanced lab analysis and interfacing PH/CONDUCTIVITY BENCHTOP METEROrion(R) Star(R) A215 LCD, 5 point pH calibration,

Provide advanced pH measurements with simple operation and offer a large, vivid color touch-screen display. Fisherbrand accumet XL benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient. ACCUMET XL150 PH KIT

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with Conductivity Module for conductivity, TDS, salinity, resistivity and temperature VERSA STAR CONDUCTIVITY METER UPW KIT

Accurately monitor pH, ion concentration, mV, ORP and temperature on two channels with the Thermo Scientific™ Orion™ Dual Star pH / ISE Benchtop Meter for advanced lab analysis. Orion DUAL STAR pH/ ISE Messgerät inkl. Zubehör

Provide intuitive, simple operation and high accuracy measurements in a compact, affordable meter. Fisherbrand accumet AB150 pH benchtop meters have large backlit display which offers great visibility in laboratory environments. The accumet AB150 pH meter is an industry favorite for when reliability and consistency in measurements matter. ACCUMET AB150 PH BIO KIT

This well-designed meter is the perfect choice for a wide range of applications without overstretching your budget. Mettler Toledo™ S210 SevenCompact™ pH, mV/ORP-Kit can also measure ORP. SevenCompact¢TM! pH meter S210, standard kit

Used as a CO₂ absorber. X2 BOTTLE NAOH TABLET 50G

Accurately monitor dissolved oxygen (optical / polarographic) and temperature with the Thermo Scientific™ Orion™ Star A323 RDO / DO Portable Meter for challenging field testing RDO/DO PORTABLE METER KIT ORION(R) Star(R) A323 portable, waterproof, LCD display,

Reliably measure conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A212 Conductivity Benchtop Meter for advanced lab analysis METER STAR A212 CONDUCTI BENCHTOP

Accurately monitor conductivity, TDS, salinity, resistivity and temperature with the Thermo Scientific™ Orion™ Star A322 Conductivity Portable Meter for challenging field tests KIT STAR A322 CONDUCTIVITY PORT

Provide advanced pH and ion measurements with simple operation and offer a large, vivid color touch-screen display. Offer advanced features with simple operation to ensure measurements are reliable and laboratory processes are efficient. ACCUMET XL250 FLUORIDE KIT

Provide advanced measurements with simple operation and offer a large, vivid color touch-screen display. Fisherbrand accumet XL600 pH/ISE/conductivity/DO benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient. ACCUMET XL600 4 CHANNEL KIT

Reliably measure dissolved oxygen (optical / polarographic) and temperature with the Thermo Scientific™ Orion™ Star A223 RDO / DO Portable Meter for advanced field analysis RDO/DO METER KIT ORION(R) STAR(R) A223 portable, waterproof, LCDdisplay, with RDO

Provides intuitive, simple operation and high accuracy measurements in a compact, affordable meter. Fisherbrand accumet AB250 pH/ISE meter provides flexible measurements of pH or ion concentration using an ion selective electrode (ISE) in one easy to use, reliable measurement system. ACCUMET AB250 PH/ISE KIT

Compact, space-saving design with a larger, easier-to-read display Benchtop meter Eutech PC 700multi-parameter pH,

Get premium performance and flexibility with the Thermo Scientific™ Orion™ Versa Star Pro™ Meter with pH and Conductivity Modules for simultaneous pH, conductivity, and temperature PH/CONDUCTIVITY BENCHTOP METER SET THERMO SCIENTIFic Orion(R)Versa Star(R) pH/temp & con/temp module

Accurately monitor pH, mV, ORP and temperature with the Thermo Scientific™ Orion™ Star A321 pH Portable Meter for waterproof, high performance in challenging field locations PH METER ORION(R) STAR(R) A321portable, waterproof, LCD display, 5 point pH

Ideal for quick and accurate pH checks in pools and spas, aquariums and hydroponics operations, or anywhere frequent pH testing is required. pHTestr 30 meets requirements for many standard environmental and ASTM test methods PTTESTR35 MULTIPARAMETER

Take simple conductivity, TDS and temperature measurements with the Thermo Scientific™ Orion™ Star A122 Conductivity Portable Meter with easy operation for basic field testing METER STAR A122 CONDUCTIVITY PORT

Measures conductivity and temperature; includes NIST™ traceability certificate. DUAL DISPLAY CONDUCTIVITY METER RANGES0.1 to 199.9 micromhos, 0.001 to 1.999 millisieme

Easy-to-use, waterproof conductivity/TDS meter designed for routine analysis and quality control. Simply turn on, insert, and simultaneously read result and temperature. CONDUCTIVITY METER TDS METER HOLD MINmax memory traceable to NIST certificate supplied

Reliably measure dissolved oxygen (RDO optical / polarographic) and temperature with the Thermo Scientific™ Orion™ Star A213 RDO / DO Benchtop Meter for advanced lab analysis KIT STAR A213 RDO/DO BENCHTOP

Easy-to-use, waterproof conductivity meter designed for routine analysis and quality control. Simply turn on, insert, and simultaneously read result and temperature. CONDUCTIVITY METER DUAL DISPLAY FORconductivity and temp hold min max memory traceabl

Take simple dissolved oxygen and temperature measurements with the Thermo Scientific™ Orion™ Star A113 DO Benchtop Meter with easy operation for basic lab testing DO BENCHTOP METER KIT ORION(R)Star(R) A113 LCD display, DO2 probe, calibration

The ultimate tester for pH, conductivity, TDS, salinity and temperature PCS-TESTR35 MULTIPARAMETER