| Grade | Purity | Typical Use | Value | |-------|--------|-------------|-------| | C11000 (ETP) | 99.9% | Electrical wire | High | | C12200 (DHP) | 99.9% | Water pipes | High | | C22000 (Bronze) | 90% | Architectural | Medium | | #2 Scrap | 94-96% | Mixed, painted | Low |

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