Houston, United StatesInternational participants
Schemes: Chemistry ModuleComprehensive Metabolic PanelEndocrinology 1
- Clinical chemistry
- Haematology & coagulation
- Immunology & serology
- Microbiology
- +4 more
20 schemes
State public health laboratory in Exton, Pennsylvania, that runs toxicology proficiency testing for blood lead, erythrocyte/zinc protoporphyrin, alcohol and drugs of abuse; its blood lead and blood/serum alcohol programmes are CMS-approved under CLIA.
Lead in blood (CMS-approved)
Erythrocyte/Zinc protoporphyrin
Alcohol in blood and alcohol in serum/plasma (CMS-approved)
Drugs in blood and drugs in serum
Drugs in urine
| Scheme | Testing fields | Sample type | Analytes | Rounds/yr | Link |
|---|---|---|---|---|---|
| Lead in blood (CMS-approved) |
| Blood | Lead | 3 | Scheme page for Lead in blood (CMS-approved) (opens in a new tab) |
| Erythrocyte/Zinc protoporphyrin |
| — | Erythrocyte protoporphyrin, zinc protoporphyrin | 3 | Scheme page for Erythrocyte/Zinc protoporphyrin (opens in a new tab) |
| Alcohol in blood and alcohol in serum/plasma (CMS-approved) |
| Blood, serum/plasma | Alcohol | 3 | Scheme page for Alcohol in blood and alcohol in serum/plasma (CMS-approved) (opens in a new tab) |
| Drugs in blood and drugs in serum |
| Blood, serum | — | 3 | Scheme page for Drugs in blood and drugs in serum (opens in a new tab) |
| Drugs in urine |
| Urine | — | 3 | Scheme page for Drugs in urine (opens in a new tab) |
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Compiled from Pennsylvania Department of Health, Bureau of Laboratories – Toxicology Proficiency Testing Programs's own published information or sent in by the provider, and reviewed by EqasOnline. Check scheme details, fees and dates with the provider before you enrol. 5 schemes listed here.
Last updated 1 Nov 2026.
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