分子量290.81--------------------------------------------------------------------------------性狀碧綠色板狀單斜晶系晶體--------------------------------------------------------------------------------比重2.05--------------------------------------------------------------------------------性質比重2.05　熔點56.7C°，沸點136.7C°.易溶于水，有吸濕性，與有機物接觸能引起爆炸。用途--------------------------------------------------------------------------------用于鍍鎳，鎳鹽和含鎳催化劑的制造。電池工業中應用較少。技術指標--------------------------------------------------------------------------------項目(Element)標準(Standard)%Co0.01Ni19.5%-19.8%Cu0.005Fe0.001Si0.003Pb0.005Mn0.005