1. Spectrometric Analyses of Microplastics

   • Tohru Saitoh

   Highlights 11 July 2021 Pages: 927 - 928

2. Colorimetric Detection Based on Localized Surface Plasmon Resonance for Determination of Chemicals in Urine

   • Chutiparn Lertvachirapaiboon
   • Akira Baba
   • Keizo Kato

   Reviews 30 October 2020 Pages: 929 - 940

3. A Colorimetric Immunosensor Based on Hemin@MI Nanozyme Composites, with Peroxidase-like Activity for Point-of-care Testing of Pathogenic E. coli O157:H7

   • Yan Leng
   • Shengjun Bu
   • Jiayu Wan

   Original Paper 04 September 2020 Pages: 941 - 947

4. Electrochemical Enzyme-free Sensing of Oxalic Acid Using an Amine-mediated Synthesis of CuS Nanosphere

   • A. Venkadesh
   • J. Mathiyarasu
   • S. Radhakrishnan

   Original Paper 06 November 2020 Pages: 949 - 954

5. Molecularly Imprinted Polymer Based GCE for Ultra-sensitive Voltammetric and Potentiometric Bio Sensing of Topiramate

   • Magdi E. Khalifa
   • Tamer Awad Ali
   • A. B. Abdallah

   Original Paper 13 November 2020 Pages: 955 - 962

6. A Portable Reflective Absorbance Spectrophotometric Smartphone Device for the Rapid and Highly Accurate Determination of Amlodipine in Pharmaceutical Formulation and Human Urine Samples

   • Kawin Khachornsakkul
   • Wijitar Dungchai

   Original Paper 20 November 2020 Pages: 963 - 969

7. Internet of Things Implementation of Nitrate and Ammonium Sensors for Online Water Monitoring

   • Ismail Agir
   • Ridvan Yildirim
   • Ibrahim Isildak

   Original Paper 27 November 2020 Pages: 971 - 976

8. Biodegradation and Structural Modification of Humic Acids in a Compost Induced by Fertilization with Steelmaking Slag under Coastal Seawater, as Detected by TMAH-py-GC/MS, EEM and HPSEC Analyses

   • Hisanori Iwai
   • Mitsuo Yamamoto
   • Masami Fukushima

   Original Paper 04 December 2020 Pages: 977 - 984

9. Rapid Purification of Immunoglobulin G Using a Protein A-immobilized Monolithic Spin Column with Hydrophilic Polymers

   • Shigenori Ota
   • Yuko Yui
   • Shuichi Yamamoto

   Original Paper 04 December 2020 Pages: 985 - 990

10. Sensitive Simultaneous Determinations of 1,2-Dihydroxynaphthalene and Catechol by an Amperometric Biosensor

    • Ali A. Ghozali
    • Yusuke Kumano
    • Novik Nurhidayat

    Original Paper 04 December 2020 Pages: 991 - 995

11. Fluorescent Behavior of Dibenzazepine-containing Polymers in Epoxy Resin

    • Hideki Hayashi
    • Yuzo Ishigaki
    • Mistuo Oda

    Original Paper 11 December 2020 Pages: 997 - 1001

12. Poly(ethylene glycol) Methyl Ether Methacrylate-bonded Stationary Phase in Ion Chromatography and Its Application to Seawater Samples

    • Li Rong
    • Lee Wah Lim
    • Toyohide Takeuchi

    Original Paper 11 December 2020 Pages: 1003 - 1006

13. Evaluation of PAMAM Dendrimers (G3, G4, and G5) in the Construction of a SPR-based Immunosensor for Cardiac Troponin T

    • Juliana de F. Giarola
    • Dênio E. P. Souto
    • Lauro T. Kubota

    Original Paper 08 January 2021 Pages: 1007 - 1013

14. Magnetic Dispersive Solid Phase Extraction Using Recycled-graphite for GO-Fe₃O₄-dithizone Composite Combined with FAAS for Determination of Lead in Environmental Samples

    • Pilaipan Chaikhan
    • Yuthapong Udnan
    • Wipharat Chuachuad Chaiyasith

    Original Paper 15 January 2021 Pages: 1015 - 1021

15. Peroxidase-mimicking Activity of PCN-222(Fe) for Colorimetric Sensing of Acetylcholinesterase Activity and Inhibition

    • Mengfan Xia
    • Tongtong Liu
    • Yaodong Zhang

    Notes 16 October 2020 Pages: 1023 - 1027

16. A Simple, Rapid and Low-cost 3-Aminopropyltriethoxysilane (APTES)-based Surface Plasmon Resonance Sensor for TNT Explosive Detection

    • Jin Wang

    Notes 13 November 2020 Pages: 1029 - 1032

17. DNA Extraction with TRIzol Reagent Using a Silica Column

    • Bo-han Yang
    • Bao-shan Liu
    • Ze-liang Chen

    Notes 27 November 2020 Pages: 1033 - 1037

18. Cationic Polythiophene-based Colorimetric Assay for Probing the Activity of Protein Kinase A

    • Shanshan Liu
    • Sitian Zheng
    • Jing Chu

    Notes 27 November 2020 Pages: 1039 - 1043

19. An Improved Reflection Colorimeter Integrated with a Coaxial Optical-fiber Cable for Highly Sensitive Solid-phase Colorimetry Using a Membrane Filter

    • Hitoshi Mizuguchi
    • Yusuke Taniguchi
    • Yasutada Suzuki

    Notes 11 December 2020 Pages: 1045 - 1048

20. Untargeted LC-MS Metabolomics for the Analysis of Micro-scaled Extracellular Metabolites from Hepatocytes

    • Rodi Abdalkader
    • Romanas Chaleckis
    • Ken-ichiro Kamei

    Notes 18 December 2020 Pages: 1049 - 1052

21. Announcements

    Announcement 11 July 2021 Pages: 1053 - 1057