第 33 卷第 1 期 |  | Vol. 33 No. 1 | 2003 年 2 月 | Feb 2003 |
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所屬欄目:分析與測試
復混肥料中氯化物測定 |
王哲丹; 宋強勇(湖南洞庭氮肥廠(chǎng)復肥研究所; 湖南化肥農藥質(zhì)檢站; 410007) |
摘 要:用硝酸鈣排除磷酸鹽干擾 ,擬定了以硝酸銀直接滴定復混肥料中氯化物測定的方法 ,具有準確、快速、簡(jiǎn)單。標準偏差 0 .0 5 3%~ 0 .12 % ,相對標準偏差 0 .34%~ 9.1%。 |
關(guān)鍵詞:氯化物; 滴定; 復混肥料 |
中圖分類(lèi)號:TQ124.4 文獻標識碼:A 文章編號:1009-9212(2002)06-0056-02 |
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The Determination of Chloride in Compound Fertilizer |
WANG Zhe-dan; et al.(Hunan Dongting Nitrogenous Fertilizer Factory Yueyang; 414003; China) |
Abstract:The interferences of phosphate were excluded by the addition of calcium nitrate. A accurate and fast method of direct titration chloride by sliver nitrate in compound fertilizer was established. With standard error 0.053~0 12 and relative error 0.34~9.10 |
Key words:chloride; titration; fertilizer |
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收稿日期:2002-09-03
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