Certified quality. Verified purity. Trusted performance.
Quality is the cornerstone of everything we do at Mangalmurti Metachem LLP. Our copper cathodes and ingots are manufactured under strict quality control protocols and are certified to meet BIS IS 191:2007 standards for Cu-CATH-1 grade electrolytic copper.
Our BIS licence number CM/L-7200337109 is valid till 07-May-2031, covering Copper, Grade Cu-CATH-1, Type Electrolytic Cathode, with thickness from 3 mm up to and including 5 mm.
Typical test results for our Cu-CATH-1 grade copper cathodes as per IS 440:2025 test methods.
| Test Parameter | Result (%) | Requirement (IS 191:2007) |
|---|---|---|
| Copper + Silver | 99.992 | 99.99 Min. |
| Silver | 0.0006 | 0.0025 Max. |
| Arsenic | 0.0002 | 0.0005 Max. |
| Antimony | 0.0001 | 0.0004 Max. |
| Bismuth | <0.0001 | 0.0001 Max. |
| Iron | 0.0003 | 0.0010 Max. |
| Lead | 0.0002 | 0.0005 Max. |
| Nickel | 0.0002 | 0.0010 Max. |
| Selenium | 0.00011 | 0.0002 Max. |
| Sulphur | 0.0002 | 0.0015 Max. |
| Tellurium | 0.00014 | 0.0002 Max. |
| Total Impurities (Excl. Oxygen) | 0.0012 | 0.0065 Max. |
Bureau of Indian Standards certification for copper cathodes, Grade Cu-CATH-1, Type Electrolytic Cathode. Licence No: CM/L-7200337109, valid till 07-May-2031.
In-house quality testing facility with chemical analysis capabilities for verifying copper purity and impurity levels as per IS 440:2025 test methods.
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