
規格:分析純、化學純醫藥級
分子式:Ni(NO3)2-6H20
性狀:綠色結晶,有湖解性,在干爆空氣中微風化,相對密度2.05,熔點56.7℃,沸點136.7℃.加熱失去四分子結晶水,至100C以上分解為堿式鹽,分解為氧化鎳。易溶于水,溶于乙醇,微溶于丙酮,水溶液呈酸性,有氧化性。
指標名稱 |
規格 |
|
分析純AR |
化學純CP |
|
含量 |
≥98.0% |
≥98.0% |
水不溶物 |
≤0.005% |
≤0.01% |
氯化物 |
≤0.001% |
≤0.005% |
硫酸鹽 |
≤0.005% |
≤0.01% |
鈉
鎂 |
≤0.01% |
≤0.02% |
≤0.01% |
≤0.02% |
|
鉀 |
≤0.005% |
≤0.01% |
鈣 |
≤0.01% |
≤0.02% |
鐵 |
≤0.0005% |
≤0.001% |
鈷 |
≤0.01% |
≤0.05% |
銅 |
≤0.001% |
≤0.005% |
鋅 |
≤0.005% |
≤0.02% |
鉛 |
≤0.001% |
≤0.005% |
【用途】用作催化劑、鍍鎳試劑及陶瓷顏料,用于鎳鹽制備。 (特殊產品指標可以定做)