Ppm Meters | McMaster-Carr

Filter by

For Testing

Hydrogen Peroxide

Hydrogen Sulfide

Nitrate Nitrogen

Measures

Air Particles by Volume

Air Particles Over Time

Air Quality Index

Barometric Pressure

Carbon Dioxide Level

Equivalent Carbon Dioxide

Relative Humidity

Relative Volatile Organic Compound Concentration

Total Volatile Organic Compound Concentration

Meter Type

For Use With

Solid Particles

System of Measurement

Measurement Precision

Electrical Connection

Sensor Type

Detects

Carbon Monoxide

Hydrogen Sulfide

Toluene (Methylbenzene)

pH Range

6.2 pH to 8.4 pH

Power Source

Maximum Temperature

Battery Chemistry

Lithium Ion (Li-Ion)

Minimum Temperature

Display Type

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

Environment

Food and Beverage

High-Pressure Washdown

Certification

CSA-US Certified

EHEDG Certified

Maximum Conductivity

Concentration

0 ppm to 5.85 ppm

0 ppm to 10 ppm

0 ppm to 50 ppm

0 ppm to 90 ppm

0 ppm to 160 ppm

0 ppm to 180 ppm

0 ppm to 200 ppm

0 ppm to 240 ppm

0 ppm to 800 ppm

0 ppm to 20,000 ppm

0.002 ppm to 0.30 ppm

0.2 ppm to 3.0 ppm

0.25 ppm to 10.0 ppm

0.5 ppm to 10 ppm

1 ppm to 10 ppm

Number of Tests

Height

Width

How can we improve?

121 Products

Measuring and Inspecting

Chemistry Meters

Chemistry Meters

Take water-chemistry measurements more precisely than test strips and swabs

Air Particle Counters

Air Particle Counters

Monitor indoor dust levels and measure filter efficiency in HVAC systems

Water Test Kits

Water Test Kits

All the chemicals and labware you need for on-site sampling and water-quality testing

Water Test Strips

Water Test Strips

Dip into water and a color change indicates chemicals, pH, and other conditions

Lubricant Analysis Kits

Lubricant Analysis Kits

Send in grease, oil, or coolant samples and get an analysis of your lubricant and equipment

Electrical

Development Board Sensor Modules

Development Board Sensor Modules

Transform your development board into everything from an airflow monitor to a motion detector

Safety Equipment

Multi-Gas Detectors

Multi-Gas Detectors

Monitor air for carbon monoxide and combustible gases including methane, hydrogen, and propane

Carbon Dioxide Meters

Carbon Dioxide Meters

Measure and display real-time carbon dioxide levels for indoor ventilation quality

Oxygen Detectors

Oxygen Detectors

Too much or too little oxygen triggers alarms and warning lights

Hydrogen Detectors

Hydrogen Detectors

Alarms and lights alert you to the presence of hydrogen

Propane Detectors

Propane Detectors

Alarms and lights alert you to the presence of propane instantly or after a set exposure time

Methane Detectors

Methane Detectors

Alarms and lights alert you to the presence of methane instantly or after a set exposure time

Carbon Monoxide Detectors

Carbon Monoxide Detectors

Alarms, lights, or color changes alert you to the presence of carbon monoxide

Hydrogen Sulfide Detectors

Hydrogen Sulfide Detectors

Alarms and lights alert you to high levels of hydrogen sulfide

Respirator Filter Monitors

Respirator Filter Monitors

Track the quality of incoming air as it travels from your air line to your respirator

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)