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Showing 1-20 of 615 results
  1. Digital Colorimetry in Chemical and Pharmaceutical Analysis

    Abstract

    The review systematizes works completed in the last 15 years on the application of digital (computer) colorimetry for chemical and...

    A. A. Chaplenko, O. V. Monogarova, ... A. V. Garmay in Moscow University Chemistry Bulletin
    Article 01 April 2022
  2. A Method Based on Digital Image Colorimetry for Determination of Total Phenolic Content in Fruits

    In this study, a method based on digital image colorimetry was developed for the determination of the total phenolic content in fruits, using the...

    Rafael Conceição Costa, Jéssica Costa Leite, ... Walter Nei Lopes dos Santos in Food Analytical Methods
    Article 29 May 2023
  3. Smartphone-based digital image colorimetry for the determination of vancomycin in drugs

    A simple smartphone-based digital image colorimetry is proposed for the determination of vancomycin in drugs. The analytical method relied on the...

    Karolina Mermer, Justyna Paluch, Joanna Kozak in Monatshefte für Chemie - Chemical Monthly
    Article Open access 10 August 2022
  4. Feasibility of Digital Image-Based Colorimetry for On-Site Determination of Nitrite in Water Samples

    Abstract

    In this study, a fast and simple method has been developed for the determination of nitrite in different aqueous samples. The method, which...

    Leila Khoshmaram, Sona Tabaghchi in Journal of Analytical Chemistry
    Article 15 April 2024
  5. Switchable-hydrophilicity solvent liquid–liquid microextraction combined with smartphone digital image colorimetry for the determination of palladium in catalytic converters

    Switchable-hydrophilicity solvent liquid–liquid microextraction was coupled with smartphone digital image colorimetry for the determination of...

    Salihu Ismail, Aliyu B. Abdullahi, ... Nusret Ertaş in Analytical Sciences
    Article 20 October 2022
  6. Simultaneous Determination of Two Components of Nickel Silver by Digital Colorimetry

    Abstract

    A simple and affordable method is developed for the simultaneous determination of high concentrations of copper(II) and nickel(II) in an...

    K. V. Oskolok, O. V. Monogarova, ... A. A. Pastukhova in Moscow University Chemistry Bulletin
    Article 01 January 2021
  7. An advantageous analytical method for the determination of fluoride in saliva exploiting smartphone-based digital-image colorimetry

    In this study, it was aimed to perform the colorimetric determination of fluoride in human saliva using smartphone camera. The SPADNS method (The...

    Fatih Polat in Chemical Papers
    Article 18 June 2022
  8. Determination of acetylcysteine and cysteine in pharmaceutical formulations using a smartphone-based digital image colorimetric method

    A digital image colorimetry method utilizing a smartphone as the detection tool was developed for the determination of acetylcysteine and cysteine in...

    Nurülhüda Şahin, Tülay Borahan Kustanto, ... Sezgin Bakırdere in Chemical Papers
    Article 05 June 2024
  9. Manufacturer Identification and Active Ingredient Determination of Medicinal Products by Smartphone-Based Near-IR Colorimetry

    Abstract

    A nondestructive method for the analysis of pharmaceuticals (nonsteroidal anti-inflammatory drugs, fluoroquinolones, acetylsalicylic acid,...

    V. G. Amelin, O. E. Emelyanov, A. V. Tretyakov in Journal of Analytical Chemistry
    Article 06 May 2024
  10. Simple solid-phase colorimetry for trace Cr(VI) by combination of complexation with diphenylcarbazide and ion-pair solid-phase extraction with sedimentable dispersed particulates

    A highly sensitive and simple solid-phase colorimetry for Cr(VI) was proposed. It was based on the ion-pair solid-phase extraction of...

    Nozomi Kohama, Takuya Okazaki, ... Shigeru Taguchi in Analytical Sciences
    Article 16 February 2023
  11. Identification of Natural Mineral Waters of Vladimir Region by the Colorimetry of Indicator Papers Using a Smartphone

    Abstract

    A test device based on cellulose paper for the identification and classification of natural mineral waters of the Vladimir region, containing...

    Zen Alabden Chalawi Shogah, Vasily G. Amelin, Roman V. Repkin in Moscow University Chemistry Bulletin
    Article 01 June 2022
  12. Feasibility of Using Reflectance Spectra from Smartphone Digital Images to Predict Quality Parameters of Bananas and Papayas

    The present study aimed to build calibration models based on smartphone digital images to estimate bananas and papayas’ sensory and physicochemical...

    Maisa Azarias de Oliveira, Michele Nayara Ribeiro, ... Cleiton Antônio Nunes in Food Analytical Methods
    Article 28 November 2023
  13. Using Smartphones in Chemical Analysis

    Abstract

    The review covers the current status and prospects for the development of digital colorimetry using a smartphone as a color recording device....

    Z. A. C. Shogah, D. S. Bolshakov, V. G. Amelin in Journal of Analytical Chemistry
    Article 01 April 2023
  14. Difluoroboron-Curcumin Doped Starch Film and Digital Image Colorimetry for Semi-Quantitative Analysis of Arsenic

    This work presents a novel, simple, rapid, and cost effective method for semi-quantitative analysis of arsenic(in) in water sample. The method was...

    Aree Choodum, Vanida Jirapattanasophon, ... Worawit Wongniramaikul in Analytical Sciences
    Article 20 March 2020
  15. Identification and Quantification of Chloramphenicol in Medicines by Multisensory Digital Colorimetry

    Abstract

    An effective, affordable, and rapid method for the analysis of drugs based on chloramphenicol is developed using multisensory digital...

    O. V. Monogarova, A. A. Chaplenko, K. V. Oskolok in Moscow University Chemistry Bulletin
    Article 01 January 2020
  16. Colorimetric detection of mercury (Hg2+) using UV–vis spectroscopy and digital image analysis based on gold nanoparticles functionalized with bromelain enzyme

    A very sensitive and selective colorimetric biosensor for the measurement of mercury ion (Hg 2+ ) in environmental samples has been developed using...

    Nurul Azreen Suhaidi, Mohd Izuan Effendi Halmi, ... Mohd Yunus Abd Shukor in 3 Biotech
    Article 05 April 2023
  17. Using a multistandard color chart guide for digital cameras to detect total uranium in drinking water using arsenazo III: an approach

    The present study developed a multistandard color chart for detecting uranium (U) by arsenazo III using digital cameras with color tool measurements...

    Kamesh Viswanathan Baskaran, Abhijit Saha, Sandeep S. Ghugre in Journal of Radioanalytical and Nuclear Chemistry
    Article 06 November 2023
  18. A Simple Spot Test Method with Digital Imaging for Chromium Speciation in Water Samples

    Abstract

    A simple and environmentally friendly method for the speciation of chromium based on a spot test obtained from digital images has been...

    Article 17 June 2022
  19. An android smartphone-based digital image colorimeter for detecting acid fuchsine dye in aqueous solutions

    An android smartphone-based Digital Image Colorimeter (DIC) was proposed as a simple, fast, portable, an environmentally friendly, and accurate...

    Hawraz Sami Khalid, Nabil Adil Fakhre in Journal of the Iranian Chemical Society
    Article 24 September 2023
  20. Total protein assay by PCA-based RGB-spectrum conversion methods with smartphone-acquired digital images

    Total protein concentrations in the aqueous solutions were determined from the absorption spectra reproduced from smartphone-captured digital color...

    Arinori Inagawa, Miwa Kimura, Nobuo Uehara in Analytical Sciences
    Article 24 March 2022
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