Flow-injection determination of subnanog
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Shigenori Nakano; Masahiro Nozawa; Maki Yanagawa; Takuji Kawashima
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Article
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1992
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Elsevier Science
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English
โ 573 KB
A spectrophotometrlc flow-mJect]on method was developed for the determmatlon of subnanogram amounts of manganese@) based on Its catalytic effect on the oxldatlve couphng of N,N-dlmethyl-p-phenylenedlamme with m-phenylenedlamme m the presence of hydrogen peroxIde The catalytic actn@ was greatly enhan