FIELD: food industry.
SUBSTANCE: invention relates to the food industry. A method for determining antibiotics in raw milk is proposed, which includes sampling raw milk; preparation of a buffer solution with a pH selected from the range of 4.0-8.0; application of the resulting buffer solution to the electrodes of electrochemical sensors; carrying out measurements of raw milk samples using a sensor platform consisting of a test strip and a potentiostat, where the test strip with electrodes is an array of electrodes, while a selective layer is applied to the surface of the electrodes by chemical modification of the surface using polyelectrolytes, and an aptamer is used as a selective element, while the potentiostat includes modules for applying and removing an electrical signal, modules for converting and transmitting a signal; processing and analysis of the received electrical signals.
EFFECT: method provides a fast and accurate way to determine the presence and amount of antibiotics in raw milk.
3 cl, 1 ex
Title | Year | Author | Number |
---|---|---|---|
METHOD FOR QUALITATIVE AND QUANTITATIVE DETECTION OF TETRACYCLINE AND PENICILLIN ANTIBIOTICS, STREPTOMYCIN AND LEVOMYCETIN IN MILK AND DAIRY PRODUCTS | 2021 |
|
RU2777265C1 |
ELECTROCHEMICAL METHOD OF DETERMINING N-ACETYL-β-D-GLUCOSAMINIDASE | 2011 |
|
RU2467324C1 |
ELECTROCHEMICAL SENSOR FOR DETERMINATION OF DOXORUBICIN AND METHOD OF ITS PRODUCTION | 2024 |
|
RU2838339C1 |
AUTHENTICITY AND QUALITY CONTROL PROCEDURE OF PRODUCTION IN THE PROCESS OF MANUFACTURE AND IMPLEMENTATION | 2017 |
|
RU2639015C1 |
METHOD FOR QUALITATIVE AND QUANTITATIVE DETERMINATION OF TETRACYCLINE AND PENICILLIN ANTIBIOTICS IN MILK AND MILK PRODUCTS | 2020 |
|
RU2739074C1 |
METHOD OF DETERMINING LEVOFLOXACIN USING VOLTAMMETRIC SENSOR BASED ON FUNCTIONALISED FULLERENE AND REDUCED GRAPHENE OXIDE | 2024 |
|
RU2826166C1 |
METHOD FOR DETERMINING CHLORAMPHENICOL IN AQUEOUS ENVIRONMENT USING 3,6-BIS[(TRIMETHYLSILYL)ETHYNYL]-9H-CARBAZOLE AS MOLECULAR RECOGNITION ELEMENT | 2023 |
|
RU2812699C1 |
METHOD OF PRODUCING SENSOR WORKING ELEMENT MODIFIED WITH NICKEL HEXACYANOFERRATE FOR DETERMINING GLUCOSE CONCENTRATION | 2023 |
|
RU2819920C1 |
METHOD FOR QUANTITATIVELY DETERMINING LEVOMYCETIN IN FOODS AND PHARMACEUTICAL PREPARATIONS | 2000 |
|
RU2180748C1 |
HYDROSOL FOR FORMING COATINGS OF ELECTROCHEMICAL PEROXIDE-SENSITIVE SENSORS AND BIOSENSORS, METHOD OF PRODUCING SAID HYDROSOL, ELECTROCHEMICAL SENSOR AND BIOSENSOR, USE AND PRODUCTION METHODS THEREOF | 2010 |
|
RU2419785C1 |
Authors
Dates
2021-10-12—Published
2021-01-26—Filed