Selling copper ingots, 99.999 % purity

I would like to buy copper ingots (Cu) extra pure 99.999 %.
Description of copper ingot: copper of natural isotopic composition
chemical purity - for the main element is not lower than 99.999%
specific natural radioactivity of a copper ingot, not more than 1.10-11 Ci/g
Isotope content, % FOR:
- Isotope Cu63: 69.09% plus or minus 0.05;
- Isotope Cu 65: 30.91% plus or minus 0.03.
- The amount of impurities is not more than 0.001%;
- quality certificate
Ingot weight: 1 kg.
Product packaging: packed in a plastic box.
Price: 1000 USD per 1kg
Minimum quantity order - 1000KG