| http://www.w3.org/ns/prov#value | - The following raw materials can be used for the preparation of the silver-based powder of the invention: a reduced silver powder prepared in a granulated form by reducing an aqueous solution of a silver nitrate with the use of such reducing agents as hydrazine, formaldehyde, ascorbic acid, etc.; an electrolytic silver powder precipitated in a dendrite form on a cathode by subjecting an aqueous sol
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