Spectrophotometric determination of free isocyanate - group ( - NCO ) content in polyurethane resin production is studied.
本文研究了分光光度法测定聚氨酯树脂生产过程中剩余— NCO 含量的方法.
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The phosphomolybdate blue spectrophotometric determination of phosphorus in ferromanganese was studied.
研究了磷钼蓝光度法快速测定锰铁中磷的方法.
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Spectrophotometric determination of isocyanate - group in adhesive was studied.
研究了分光光度法测定聚氨酯中微量异氰酸酯基的方法.
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A new type of spectrophotometric determination of IO ~ - _ 3 in iodized salt has been established.
文章建立了借助I -3 对光的吸收测定碘盐中IO-3的新方法.
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Spectrophotometric determination of ozone in indoor air by using indigo disulphonate was investigated.
建立了快速简便、灵敏的测定室内空气中臭氧的方法——靛蓝二磺酸钠分光光度法.
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The optimal conditions for spectrophotometric determination of antimony in crude indium with malachite green were investigated.
该方法已用于粗铟中锑含量的测定,结果满意.
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The error sources of spectrophotometric determination of manganese in steel and alloy are analyzed.
分析了光度法测定钢铁及合金中锰含量的误差来源.
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A sensitive chromogenic reagent , 2 - ( 4 - chloro - 2 - phosphophenylazo ) - 7 - ( 2,4 - dichlorophenylazo ) - 1,8 - dihydroxy - 3,6 - naphthalene disulfonic acid ( abbreviation : DC - CPA ), has been used in the spectrophotometric determination of bismuth.
研究了 2- ( 4-氯 -2- 膦酸基苯偶氮 ) -7- ( 2, 4- 二氯苯偶氮 ) -1, 8-二羟基-3, 6- 萘二磺酸 ( DC -CPA ) 与铋的显色反应.
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A new method spectrophotometric determination of trace iron in refined water by doublewavelengh photometry is introduced.
介绍了一种双波长分光光度法测定精制水中痕量铁的方法.
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A new anaytical method for direct resin phase spectrophotometric determination of trace bismuth has been developed.
本文研究了利用树脂相通过光度法测定痕量铋的新方法.
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A method for the spectrophotometric determination of chlorogenic acid in leaves of ramie has been established.
探讨了采用分光光度法测定苎麻叶中绿原酸的含量的方法.
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This review covers the new development of spectrophotometric determination of thorium since the 1980's.
本文对80年代以来光度分析法测定微量、痕量钍作了综合报道.
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A spectrophotometric determination method of Nd in Nd -- B alloy with Dibromocarboxyarsenazo is described.
提出了二溴羧基偶氮 胂 作为显色剂的光度法测定钕铁硼中钕的方法.
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A method of fourth derivative UV spectrophotometric determination of and benzoate in soft beverage was studied.
利用四阶导数光谱法从而不经任何分离手段测定了软饮料中阿斯巴甜和苯甲酸的含量.
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To make a study of metronidazole in compound cimetidine cream by UV spectrophotometric determination.
研究用紫外分光光度法测定复方西咪替丁乳膏中甲硝唑的含量.
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