| Test Parameters | Test Method Suggested |
| Copper | IS 3685/Any Validated Method |
| Iron | IS 3685/Any Validated Method |
| Manganese | IS 3685/Any Validated Method |
| Zinc | IS 3685/Any Validated Method |
| Nickel | IS 3685/Any Validated Method |
| Phosphorus | IS 3685/Any Validated Method |
| Lead | IS 3685/Any Validated Method |
| Tin | IS 3685/Any Validated Method |
| Silicon | IS 3685/Any Validated Method |