钙镁磷肥副产物磷铁中镍的测定 |
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引用本文: | 刘康莲,陈标. 钙镁磷肥副产物磷铁中镍的测定[J]. 广东化工, 2012, 39(2): 189-189,153 |
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作者姓名: | 刘康莲 陈标 |
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作者单位: | 黔南民族师范学院化学与化工系,贵州都匀,558000 |
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基金项目: | 贵州省教育厅自然科学研究项目(20090049) |
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摘 要: | 在pH=6.2的HAc-NaAc缓冲溶液中,镍与偶氮胂Ⅲ形成1∶3的蓝色配合物。且镍含量在0~1μg/mL符合比尔定律,在620 nm处有最大吸收。在焦磷酸钾存在下测定了镍磷铁中镍的含量。
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关 键 词: | 镍 钙镁磷肥 镍磷铁 分光光度 |
FCMP Distribution of Nickel in |
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Affiliation: | Liu Kanglian,Cheng Biao(Chemistry Chemical Engineering to QianNan Normal College for Nationalities,Duyun 558000,China) |
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Abstract: | In pH=6.2 of HAc-NaAc buffer solution,Ni and the formation of arsenazo Ⅲ blue 1∶3 complex.And nickel content in 0~1 ?g/mL law is obeyed,Department has maximum absorption at 620 nm.In the presence of potassium pyrop Hosp Hate determination of nickel in the nickel content of iron pHospHate. |
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Keywords: | nickel calclum-magneslum spectropHotometer |
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