Industrial hygiene and occupational safety

Extensive testing capabilities for environmental hazards and health

From routine compliance to emergency events, ALS’ clients rely on our USA Environmental experts for industrial hygiene (IH) testing, technical guidance, hands-on support and fast turnaround.

We help our clients solve today’s toughest IH issues and investigations with clarity and speed. We provide a comprehensive menu of IH analytical testing services — utilizing NIOSH, OSHA, EPA and ASTM methods — as well as proprietary in-house techniques developed to address unique client challenges.

Industrial worker in a white hard hat, safety vest, and face mask pointing at machinery inside a facility

High-throughput capabilities

ALS expertly serves clients across sectors including manufacturing, transportation, energy, federal agencies, and emergency response. Our flagship IH laboratories have a 50+ year legacy conducting exposure analysis of the widest range of environmental health and safety risks, providing a broad scope of sampling method options and media, and specialty testing needs.

Our highly experienced teams of chemists, certified industrial hygienists (CIHs) and responsive project managers provide quality guidance, technical support and fast-turn capabilities.

Routine testing services

  • Asbestos/fibers (PCM, PLM, TEM)
  • Acids
  • Dusts (total, respirable, inhalable)
  • Diesel particulate matter (and elemental/organic carbon)
  • Formaldehyde (and other aldehydes)
  • Hexavalent chromium (total, inhalable)
  • Isocyanates (treated filters or Supelco asset sampler)
  • Metals
  • Polychlorinated biphenyls (PCB/aroclor) compounds
  • Silica, crystalline (quartz, cristobalite, tridymite)

Accreditations

  • AIHA-LAP, including programs for industrial hygiene (IHLAP), beryllium, and environmental lead (ELLAP)
  • NIST/NVLAP
  • Selected state certifications

AIHA-LAP and NVLAP accreditations are compliant with ISO 17025.

* The accreditation scopes and laboratory numbers for each ALS laboratory and accreditation are available at the agency websites or from the laboratory.