RU2019129941A - Method for quantitative determination of antibiotic tetracycline - Google Patents

Method for quantitative determination of antibiotic tetracycline Download PDF

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Publication number
RU2019129941A
RU2019129941A RU2019129941A RU2019129941A RU2019129941A RU 2019129941 A RU2019129941 A RU 2019129941A RU 2019129941 A RU2019129941 A RU 2019129941A RU 2019129941 A RU2019129941 A RU 2019129941A RU 2019129941 A RU2019129941 A RU 2019129941A
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RU
Russia
Prior art keywords
tetracycline
quantitative determination
solution
antibiotic tetracycline
antibiotic
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RU2019129941A
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Russian (ru)
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RU2019129941A3 (en
Inventor
Марина Николаевна Чистякова
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Марина Николаевна Чистякова
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Priority to RU2019129941A priority Critical patent/RU2019129941A/en
Publication of RU2019129941A publication Critical patent/RU2019129941A/en
Publication of RU2019129941A3 publication Critical patent/RU2019129941A3/ru

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  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Claims (1)

Способ количественного определения антибиотика тетрациклина, включающий переведение тетрациклина из пробы в раствор, вольтамперометрическое определение, отличающийся тем, что проводят накопление тетрациклина в перемешиваемом растворе в течение 30÷60 с при потенциалах электролиза – (0,050÷0,10) В на фоне (0,05÷0,1) н. раствора гидрофосфата натрия с последующей регистрацией анодных пиков в дифференциальном режиме съемки вольтамперограмм при скорости развертки потенциала 5÷15 мВ/с, причем концентрацию тетрациклина определяют по высоте пика в диапазоне потенциалов от 0,15 до 0,30 В относительно насыщенного хлоридсеребряного электрода методом добавок аттестованных смесей.A method for the quantitative determination of the antibiotic tetracycline, including transferring tetracycline from a sample to a solution, voltammetric determination, characterized in that the accumulation of tetracycline in a stirred solution is carried out for 30 ÷ 60 s at electrolysis potentials - (0.050 ÷ 0.10) V against the background (0, 05 ÷ 0.1) n. sodium hydrogen phosphate solution with subsequent registration of anode peaks in the differential mode of recording voltammograms at a potential sweep rate of 5 ÷ 15 mV / s, and the tetracycline concentration is determined by the height of the peak in the potential range from 0.15 to 0.30 V relative to the saturated silver chloride electrode by the method of certified additives mixtures.
RU2019129941A 2019-09-24 2019-09-24 Method for quantitative determination of antibiotic tetracycline RU2019129941A (en)

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RU2019129941A RU2019129941A (en) 2019-09-24 2019-09-24 Method for quantitative determination of antibiotic tetracycline

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RU2019129941A RU2019129941A (en) 2019-09-24 2019-09-24 Method for quantitative determination of antibiotic tetracycline

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RU2019129941A3 RU2019129941A3 (en) 2021-03-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2771851C1 (en) * 2021-07-06 2022-05-12 Федеральное Государственное бюджетное образовательное учреждение высшего образования Дагестанский государственный медицинский университет Министерства здравоохранения Российской Федерации Даггосмедуниверситет Express method for determining ceftriaxone in blood plasma and mixed saliva of covid-19 patients

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2771851C1 (en) * 2021-07-06 2022-05-12 Федеральное Государственное бюджетное образовательное учреждение высшего образования Дагестанский государственный медицинский университет Министерства здравоохранения Российской Федерации Даггосмедуниверситет Express method for determining ceftriaxone in blood plasma and mixed saliva of covid-19 patients

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