Search Results - "Shestopalova, N. B."

Spectrophotometric Determination of Azorubine and Ponceau 4R in Pharmaceutical Preparations Using Micellar Extraction by Shestopalova, N. B., Fomina, Yu. A., Chernova, R. K.

“…We compared the capabilities of extraction systems based on polyoxyethylated alkylphenols Triton X-100 and OP-10 for extracting synthetic food dyes Azorubine…”
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Spectrophotometric Determination of the Critical Micelle Concentrations of Polyoxyethylated Alkylphenols in Aqueous Solutions by Shestopalova, N. B., Fomina, Yu. A.

“…A spectrophotometric method has been employed to study micellization of nonionic surfactants (NSs), namely, polyoxyethylated alkylphenols, Triton X-100…”
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Determination of High-Frequency Conductivity of NaCl and KCl Solutions on the Basis of Their Heating Rate by Electric Field with the Frequency of 27 MHz by Lun’kov, A. E., Kovalev, D. G., Shestopalova, N. B., Fomina, Yu. A.

“…A method of determination of high-frequency conductivity in aqueous electrolyte solutions is suggested. It is based on measurement of the rate of simultaneous…”
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Sorption of Iron(III) Cations from Aqueous Solutions by Oil Shale from the Kotsebinskoe Deposit and by Its Ash by Romadenkina, S. B., Shestopalova, N. B., Kruzhalov, A. V., Lobankov, E. V.

“…The process of the adsorption of Fe(III) cations from aqueous solutions with concentrations of 50–400 mg/L by shale from the Kotsebinskoe deposit in Saratov…”
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