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Russia
連絡先担当者 Mr. Evgeny
Dubrovinskogo, Krasnoyarsk, Russia
The specification. Silicon scrap (the scrap is from processing the ingots). â„– items Parameter Unit of measure Parameter point 1. The minimum weight of a piece, not less Gramme *0 2. Polarity of conductivity P-type (Boron) 3. Specific resistance (R) Ohm * sm *3 0, **3 4. Concentration of carbon, no more At/sm*3 1****7 5. Purity *9, ***9 (6N) 6. Other requirements to a material Has no inclusions of graphite, quartz, carbide of silicon and other mechanical inclusions. The surface of pieces has no visible traces of pollution.
