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Institute of Ergonomics and Hygiene

Institute of Ergonomics and Hygiene

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IEH Instruments | Occupational Hygiene Instruments
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Products Rental Services Consulting Training Contact Us
IEH × CASELLA • Expert Users & Authorised Distributor

IEH practitioners. Casella instruments. Proven in the field.

IEH is an authorised distributor and experienced field user of Casella instruments. We help organisations select, deploy and interpret the right equipment, supported by occupational hygiene consulting, training, rental and long-term technical support.

Explore Instruments Ask for Recommendation
Buy Instrument supply and product advisory
Rent Short-term use for project deployment
Support Calibration, maintenance and training
Casella instrument family showcase

Not sure which instrument you need?

Start with the exposure problem. IEH can advise on suitable equipment for dust, noise, vibration, heat stress, IAQ and related monitoring needs.

  • ✓Product recommendations based on actual field use.
  • ✓Rental options for short-term monitoring projects.
  • ✓Training and technical support for your team.

How we help

From measurement needs to practical deployment.

Start with your exposure concern, not the product. We help you translate workplace risks, dust, noise, vibration or environmental factors, into the right instruments, supported by rental, calibration, consulting and training for effective deployment.

01

Air Sampling

Personal and area sampling solutions for dust, vapour, gases and occupational hygiene monitoring.

02

Noise Monitoring

Sound level meters and dosimeters for workplace noise assessment and compliance support.

03

Environmental Monitoring

Practical instruments for IAQ, heat stress, vibration and general workplace environmental assessment.

04

Expert Support

Advisory, calibration, maintenance and training from occupational hygiene practitioners.

Products

Explore Instruments by Category

Select a category based on your monitoring need, then explore instruments suited for workplace exposure assessment, compliance and field deployment.

No matching products found. Try another keyword or contact IEH for product recommendation.

Sampling Pumps

VAPex low-flow sampling pump

VAPex

Low-flow sampling pump

20mL – 500mL
Apex2 mid-flow sampling pump

Apex2

Mid-flow sampling pump

1L – 5L
Vortex3 high-flow sampling pump

Vortex3

High-flow sampling pump

5L – 12L

Airflow Calibrator & Direct Reading Dust Meter

Flow Detective airflow calibrator

Flow Detective

Airflow calibrator

20ml – 5L
CEL-712 Microdust Pro direct reading dust meter

CEL-712 Microdust Pro

Real-time reading dust meter

0.001mg/m3 to 250g/m3

Sound Level Meter

62X Sound Level Meter

62X Series

Industrial noise measurement applications

63X Sound Level Meter

63X Series

Environmental & occupational monitoring

24X Sound Level Meter

24X Series

General noise measurement applications

Noise Dosimeter & Acoustic Calibrator

dBadge2 noise dosimeter

dBadge2

Personal noise exposure meter

CEL-120 Acoustic Calibrator

CEL-120 Calibrator

Ensures accurate sound measurements

Hand Arm Vibration Monitoring

HAVex Kit hand arm vibration meter

HAVex Kit

For Hand Arm Vibration risk assessments

ISO 8041 • Tri-axial HAV measurement

Area & Boundary Monitoring

Guardian2 site boundary monitor

Guardian2

Site boundary monitor for construction noise, environmental dust and vibration monitoring.

Noise • Dust • Vibration • VOC option

Need instruments for a short-term project?

Rent selected occupational hygiene instruments for sampling campaigns, compliance checks, pilot studies and temporary monitoring needs.

Request Rental Support

Services

Support across the instrument lifecycle

Beyond supply, IEH supports practical implementation, upkeep and user confidence.

Maintenance & Calibration

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Keep Casella instruments accurate, serviceable and ready for reliable field deployment.

  • ✓Calibration coordination for air sampling pumps, sound level meters, dosimeters and related monitoring instruments
  • ✓Pre-use and post-use checks to support defensible occupational hygiene measurements
  • ✓Flow verification support for air sampling pumps and calibrators
  • ✓Functional checks, troubleshooting and basic instrument inspection
  • ✓Preventive maintenance support to reduce downtime during monitoring projects
  • ✓Advice on service intervals, accessories, consumables and field readiness

Consulting Advisory

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Get practitioner-level advice before buying or deploying monitoring equipment.

  • ✓Instrument selection and sampling strategy support
  • ✓Exposure assessments for dust, chemicals, gases, vapours and biological agents
  • ✓Toxic substance and air monitoring services
  • ✓Noise monitoring and hearing conservation programme support
  • ✓Indoor air quality assessment and workplace environmental checks
  • ✓Occupational hygiene programme development and professional deployment
View Consulting Services

Training

Build internal capability so teams can use instruments correctly and confidently.

  • ✓Instrument operation training
  • ✓Sampling method briefings
  • ✓WSH and hygiene capability building

OHTA Approved Training Provider

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IEH is an OHTA Approved Training Provider offering OHTA201 and OHTA500 series courses in Singapore and Hong Kong, as well as via synchronous online learning. These programmes support the development of competent occupational hygiene practitioners and strengthen in-house capability.

Contact Us

Get help choosing the right instrument.

Tell us what you need to measure, your industry, project timeline and whether you are looking to purchase, rent, calibrate or get technical advice.

Send us an enquiry

Complete the form and our team will follow up with suitable product or service recommendations.

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WhatsApp: +65 9770 5963

Email: instruments@ieh.sg

Support: Product recommendation, rental, calibration, consulting and training enquiries.

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Air Sampling

Apex2 Sampling Pump

High-performance personal sampling pump for occupational hygiene air monitoring.

Download Product PDF

Product Overview

    Technical Specs

      Typical Uses

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        • IEH – Approved Entity in Australia

          Great news! IEH (Institute of Ergonomics and Hygiene) Pte. Ltd. got the approval as an Australia entity. This will be the first step to establish our Australian office. In addition to our existing offices in Singapore and US, this move will allow more companies, organisations and professionals globally to access the information, resources and services...<p class="more-link-wrap"><a href="https://ieh.sg/ieh-approved-entity-in-australia/" class="more-link">Read More<span class="screen-reader-text"> “IEH – Approved Entity in Australia”</span> »</a></p>

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        LOCATE US

        Singapore:
        IEH (Institute of Ergonomics and Hygiene) Pte Ltd
        11 Collyer Quay
        #14-08 The Arcade
        Singapore 049317

        United States:
        Institute of Ergonomics and Hygiene LLC
        3400 Cottage Way, Suite G2
        #8920, Sacramento, California 95825,
        United State
        s

        CONTACT US

        T: +65 69146620 , +65 62244409,
        WA: +65 97705963
        E: Consulting@ieh.sg (Consulting)
        E: Training@ieh.sg (Training Matters)

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