| Analyte | CAS Number |
| Aluminum | 7429-90-5 |
| Antimony | 7440-36-0 |
| Arsenic | 7440-38-2 |
| Barium | 7440-39-3 |
| Beryllium | 7440-41-7 |
| Bismuth | 7440-69-9 |
| Boron | 7440-42-8 |
| Cadmium | 7440-43-9 |
| Calcium | 7440-70-2 |
| Chromium | 7440-47-3 |
| Cobalt | 7440-48-4 |
| Copper | 7440-50-8 |
| Iron | 7439-89-6 |
| Lead | 7439-92-1 |
| Magnesium | 7439-95-4 |
| Manganese | 7439-96-5 |
| Molybdenum | 7439-98-7 |
| Nickel | 7440-02-0 |
| Potassium | 7440-09-7 |
| Selenium | 7782-49-2 |
| Silver | 7440-22-4 |
| Sodium | 7440-23-5 |
| Tin | 7440-31-5 |
| Thallium | 7440-28-0 |
| Vanadium | 7440-62-2 |
| Zinc | 7440-66-6 |
|
|