1.1 ,These test methods cover the determination of carbon, sulfur, nitrogen, and oxygen, in steel, iron, nickel, and cobalt alloys having chemical compositions within the following limits:
| Element | Mass Fraction Range, ,% |
| Aluminum | 0.001 to 18.00 |
| Antimony | 0.002 to 0.03 |
| Arsenic | 0.0005 to 0.10 |
| Beryllium | 0.001 to 0.05 |
| Bismuth | 0.001 to 0.50 |
| Boron | 0.0005 to 1.00 |
| Cadmium | 0.001 to 0.005 |
| Calcium | 0.001 to 0.05 |
| Carbon | 0.001 to 4.50 |
| Cerium | 0.005 to 0.05 |
| Chromium | 0.005 to 35.00 |
| Cobalt | 0.01 to 75.0 |
| Niobium | 0.002 to 6.00 |
| Copper | 0.005 to 10.00 |
| Hydrogen | 0.0001 to 0.0030 |
| Iron | 0.01 to 100.0 |
| Lead | 0.001 to 0.50 |
| Magnesium | 0.001 to 0.05 |
| Manganese | 0.01 to 20.0 |
| Molybdenum | 0.002 to 30.00 |
| Nickel | 0.005 to 84.00 |
| Nitrogen | 0.0005 to 0.50 |
| Oxygen | 0.0005 to 0.03 |
| Phosphorus | 0.001 to 0.90 |
| Selenium | 0.001 to 0.50 |
| Silicon | 0.001 to 6.00 |
| Sulfur | 0.002 to 0.35 |
| Tantalum | 0.001 to 10.00 |
| Tellurium | 0.001 to 0.35 |
| Tin | 0.002 to 0.35 |
| Titanium | 0.002 to 5.00 |
| Tungsten | 0.005 to 21.00 |
| Vanadium | 0.005 to 5.50 |
| Zinc | 0.005 to 0.20 |
| Zirconium | 0.005 to 2.500 |