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Field Notes

Gloved hands taking a reading with a colorimetric gas detection tube and hand pump
August 25, 2026

Gas Detection Tubes: A Buyer's Guide for Canada

By ERE Inc.

Compare Dräger and Sensidyne colorimetric gas detection tubes for VOCs, H2S, CO, ammonia & more. How they work, accuracy, and quote from ERE Canada.

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Handheld photoionization detector used at an industrial facility in Canada
July 26, 2026

Photoionization Detectors (PID): A Buyer's Guide for Canada

By ERE Inc.

PID detectors measure VOCs down to ppb levels. Compare Ion Science Tiger, Cub & Falco 2 models. Get a quote from ERE — Canada's PID...

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Calibration gas cylinder with demand-flow regulator connected to a portable gas detector
June 19, 2026

Calibration Gas: Types, Mixtures, and How to Choose

By ERE Inc.

How to choose calibration gas for your gas detector — single vs multi-gas mixtures, concentrations, cylinder sizes, shelf life, and NIST-traceable certification. ERE Inc.

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Safety technician bump testing a portable gas detector with a calibration gas cylinder
June 19, 2026

Bump Test vs Calibration: The Gas Detector Maintenance Guide for Canada

By ERE Inc.

Bump test vs calibration explained — what each does, how often gas detectors need them, what gear you need, and when to use a calibration...

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Technician connecting calibration gas cylinder to portable gas detector in calibration laboratory
May 31, 2026

Gas Detector Calibration in Canada: Requirements, Schedule & Best Practices

By ERE Inc.

Bump test vs full calibration, required intervals, calibration gas specs, and CSA/OSHA compliance for portable gas detectors in Canada.

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Environmental consultant checking gas detector before confined space entry at industrial facility
May 31, 2026

Gas Detector Rental in Canada: What to Know Before You Rent

By ERE Inc.

When to rent vs buy gas detectors in Canada — 4-gas, PID/VOC, H2S, oxygen monitors. Calibration requirements, rental fleet, and process from ERE Inc.

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Safety officer using portable 4-gas detector at confined space entry on industrial site
May 28, 2026

Portable Gas Detectors: Buyer's Guide for Canada | ERE

By ERE Inc.

How to choose the right portable gas detector — 4-gas, single-gas, PID/VOC, confined space monitors. Rental and purchase options from ERE Inc. across Canada.

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