> Our Product > Nickel Oxide Powder Uses     - Coloring agents     - Secondary batteries     - Magnets     - Alloys Specification : (%) Item Green Nickel Oxide Black Nickel Oxide First Grade Second Grade First Grade Second Grade Ni 76.00 min 75.00 min 74.00 72.00 Co 0.10 0.20 0.20 0.50 Fe 0.20 0.40 0.80 1.00 Cu 0.10 0.15 0.19 - Zn 0.10 0.20 0.10 - S 0.10 0.20 0.50 -        ºñ¹Ð¹øÈ£¸¦ ÀÔ·ÂÇØ ÁÖ¼¼¿ä.