Tungstocobalt heteropoly salts were synthesized using sodium tungstate and cobalt nitrate as materials.
本文以钨酸钠和硝酸钴为原料合成了钨钴杂多酸盐。
The colored solidified alcohol has been prepared by utilizing alcohol, stearic acid, sodium hydroxide, phenolphthalein, copper nitrate and cobalt nitrate.
运用酒精、硬脂酸、氢氧化钠、酚酞、硝酸铜、硝酸钴等原料，制备彩色固体酒精。
By using cobalt nitrate, strontium nitrate and urea as initiative materials, the precursor of cobalt oxide was prepared by Sol-hydrothermal synthesis.
采用硝酸钴、硝酸锶及尿素为原料，通过溶胶-水热合成方法制备出掺锶钴氧化物前驱体。
Cobalt(II) nitrate hexahydrate;
六水合硝酸钴（II）；
Cobalt(II) nitrate hexahydrate;
六水合硝酸钴（II）；
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