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Chemical catalysts - Ukraine

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LLC "EFES"

Ukraine

Professional manufacturer of Copper Powder (Cu) High quality, best price ISO, SGS Pure copper powder Use: 1. Widely used in the metallurgical products of hard alloys, diamond tools, Welding electrodes and gritting materials, chemical catalysts and Conductive printing ink. 2. TECHNICAL REQUIREMENTS 2.1. Appearance Red-brown colored Under clause 6.2 of the given TS 2.2. Particle shape Spherical Under GOST 25849 2.3. Content of metallic copper, %, not less than 99.95 % (according to the difference between 100 % and the sum of controlled metallic impurities - Al, Mn, Ti, Fe, Ni, Zi, Mo, Cd, Sb) Under GOST 13938.1 and under 6.4 of the given TS 2. 4. Amount of major particle mass of copper powder and granulometric composition), mcm, not less then 7 Pictographic method 2.5. Presence of impurities (metal particles, ceramics, dross) None 2.6. In-bulk density, g/cm3 3 to 5 2.7. Oxygen content (% mass), not more than 0.5 2.8. Isotope composition, %: Cu 63 69.09 ± 0.05 Cu 65 30.91 ±0.03 2.9 Specific radioactivity, Cu/g, not more than 1.10-11 3.Requirements to raw material Raw material may be of domestic or foreign manufacture permitted for use by the MoH of Ukraine and should meet the requirements of the valid regulatory documents. To obtain copper powder, the raw material used is the cathode copper of M0k and М1к grades with copper content of at least 99.9%.

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Chemical catalysts - Ukraine

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