The colorimetric determination of orthop
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Krishna Kumar Tewari; P.S. Krishan
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Article
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1960
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Elsevier Science
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English
โ 540 KB
During studies on the dcgradativc changes in synthetic l~olymctaphosphatcs by ultrasonic irradiation', it was ncccssary to estimate the small amounts of orthophosphate originally prcscnt and also any orthophosphate found during the cxposurc. Colorrmctric methods where hrgh concentrations of sulfuric