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Source: Mendeleev communications. 2022. Vol. 32, № 1. P. 136-138
Type: статьи в журналах
Date: 2022
Description:
The proposed iodometric solid-phase spectrophotometry method is based on interaction of ascorbic acid with molecular iodine in a solution with further extraction of the unreacted iodine into a polymet
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Source: Talanta. 2021. Vol. 226. P. 122103 (1-5)
Type: статьи в журналах
Date: 2021
Description:
We developed a new transparent polymer optode based on polymethacrylate with Zr(IV) and alizarin red complex immobilized into it for digital colorimetric and solid-phase spectrophotometric determinati
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Source: Spectrochimica acta. Part A : Molecular and biomolecular spectroscopy. 2019. Vol. 220. P. 117106 (1-4)
Type: статьи в журналах
Date: 2019
Description:
This is a description of the tracer analysis method involving colorimetric and fluorescent measurements based on solid phase extraction of rhodamine into transparent polymethacrylate matrix. Concentra
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Source: Talanta. 2019. Vol. 202. P. 186-189
Type: статьи в журналах
Date: 2019
Description:
This paper describes a simple colorimetric method for determination of Brilliant Blue, Sunset Yellow, Ponceau 4R and Tartrazine using transparent polymer optode. The method provided acceptable linear
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Source: Food chemistry. 2019. Vol. 280. P. 15-19
Type: статьи в журналах
Date: 2019
Description:
A novel colorimetric sensor has been proposed for sensitive and accurate detection of iodine forms using polymethacrylate matrix, which also has the outlook for use with samples without pre-treatment
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Source: Journal of petroleum science and engineering. 2019. Vol. 172. P. 960-963
Type: статьи в журналах
Date: 2019
Description:
A novel colorimetric sensor has been proposed for sensitive and accurate visual and spectrophotometric detection of thiocyanate using polymethacrylate matrix, which also has the potential for use with
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Source: Food Chemistry. 2019. Vol. 274. P. 242-245
Type: статьи в журналах
Date: 2019
Description:
Polymethylmethacrylate matrix has been developed as an analytical device for visual and spectrophotometric determination of malachite green. Based on the studied effects of different pH levels, temper
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Source: Journal of analytical chemistry. 2018. Vol. 73, № 9. P. 894-899
Type: статьи в журналах
Date: 2018
Description:
Abstract: A procedure is proposed for the kinetic solid-phase spectrophotometric determination of thiocyanate using a polymethacrylate matrix. The procedure is based on the Landolt reaction between Cr
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Source: Mendeleev communications. 2018. Vol. 28, № 4. P. 450-452
Type: статьи в журналах
Date: 2018
Description:
Reversible pH-sensitive element based on bromocresol purple immobilized into the polymethacrylate matrix was developed. Applications of the pH-sensitive element for continuous monitoring pH of aqueous
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Source: Mendeleev communications. 2017. Vol. 27, № 5. P. 529-530
Type: статьи в журналах
Date: 2017
Description:
A colorimetric sensor is proposed for determination of thiocyanate based on the destruction of mercury–diphenyl–carbazone complex immobilized in the optically transparent polymethacrylate matrix in th
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Source: Mendeleev communications. 2017. Vol. 27, № 4. P. 419-420
Type: статьи в журналах
Date: 2017
Description:
A colorimetric sensor was proposed for the visual and solid phase spectrophotometric detection of low-molecular-weight heparin in concentration ranges of 40–120 and 5–40 mg dm–3, respectively, with a
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Source: Journal of analytical chemistry. 2017. Vol. 72, № 5. P. 546-550
Type: статьи в журналах
Date: 2017
Description:
Procedures for the iodometric solid-phase spectrophotometric determination of nitrite and selenium( IV) using a polymethacrylate matrix are proposed. The procedures are based on the reaction of nitrit
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Source: Journal of analytical chemistry. 2015. Vol. 70, № 12. P. 1475-1479
Type: статьи в журналах
Date: 2015
Description:
A colorimetric sensor is proposed for the determination of cobalt. It is prepared by immobilizing 1-(2-pyridylazo)-2-naphthol (PAN) in an optically transparent polymethacrylate matrix. The conditions
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Source: Key engineering materials. 2015. Vol. 670. P. 213-217
Type: статьи в журналах
Date: 2015
Description:
The paper studies selective extraction of organic fractions with antioxidant activity from plant raw materials on the new sorbent with surface layer of phthalocyanine metal complexes and further HPLC
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Source: Procedia chemistry. 2015. Vol. 15. P. 21-26
Type: статьи в журналах
Date: 2015
Description:
Combined matrix PMMA and PEG, having a polymethacrylate backbone and hydrophilic PEG chains, has been synthesized and applied for the design of transparent colour sensors. Introduction of the hydrophi
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