PT scheme directory

Environment, soil & air proficiency testing providers in the United States

4 providers based in the United States list environment, soil & air proficiency testing schemes in the directory. 1 accepts international participants and 3 state an accreditation.

Searches within Environment, soil & air in the United States. Search the whole directory

4 providers

  • Absolute Standards, Inc. (AbsoluteGrade PT Program)

    Durham, United States

    Matches: WP Water Pollution (CWA) PT (Wastewater)Soil (RCRA) PT (Soil)Fuels (UST) PT

    • Water
    • Environment, soil & air
    • Petroleum, fuels & lubricants
    • Other

    6 schemes

    Accreditation self-declared

  • AIHA Proficiency Analytical Testing Programs (AIHA PAT Programs)

    Falls Church, United States

    Matches: Industrial Hygiene Proficiency Analytical Testing (IHPAT) ProgramEnvironmental Lead Proficiency Analytical Testing (ELPAT) Program (Paint chips, soil, dust wipes, air filters)Bulk Asbestos Proficiency Analytical Testing (BAPAT) Program (Bulk building materials)

    • Microbiology
    • Environment, soil & air

    5 schemes

  • Phenova Inc.

    Golden, United States

    Matches: Water PollutionSoil/Hazardous WasteBiosolids/Sludge

    • Microbiology
    • Water
    • Environment, soil & air

    10 schemes

    Accreditation self-declared

  • Waters ERA (ERA, a Waters company)

    Golden, Colorado, United StatesInternational participants

    Matches: Soil PT studies (Soil)Air & Emissions (AE) PT studies (Gas cylinders, sorbent tubes, PUF, filter paper and impinger solutions)PFAS in Soil, Soil PT (Soil)

    • Microbiology
    • Water
    • Environment, soil & air

    25 schemes

    Accreditation self-declared (A2LA)

All environment, soil & air providers (71)All providers in the United States (22)

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    Environment, Soil & Air Proficiency Testing Providers & EQA Schemes in the United States | EqasOnline