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Issue DateTitleAuthor(s)
1-Mar-2022Exploiting crude betel nut (Areca catechu Linn.) extracted solution as a natural reagent with sequential injection spectrophotometry for iron analysis in rice samplesBordin Weerasuk; Sam ang Supharoek; Kate Grudpan; Kraingkrai Ponhong
1-Jan-2022New designs of paper based analytical devices (PADs) for completing replication analysis of a sample within a single run by employing smartphoneKanokwan Kiwfo; Pei Meng Woi; Chalermpong Seanjum; Kate Grudpan
1-Apr-2022Modified Natural Rubber as a Simple Chemical Sensor with Smartphone Detection for Formaldehyde Content in a Seafood SampleChonnipa Yeerum; Piyanat Issarangkura Na Ayutthaya; Kullapon Kesonkan; Kanokwan Kiwfo; Ploenpit Boochathum; Kate Grudpan; Monnapat Vongboot
11-Jul-2022Dual determination of nitrite and iron by a single greener sequential injection spectrophotometric system employing a simple single aqueous extract from Areca catechu Linn. serving as a natural reagentKraingkrai Ponhong; Watsaka Siriangkhawut; Chang Young Lee; Norio Teshima; Kate Grudpan; Sam Ang Supharoek
1-Apr-2022INITIATIVES IN UTILIZING NATURAL REAGENTS AND NATURAL MATERIALS FOR CHEMICAL ANALYSIS: TALENT AND CHALLENGE FOR ASEAN IN NEW NORMAL CHEMICAL ANALYSISKanokwan Kiwfo; Pei Meng Woi; Chalermpong Saenjum; Treethip Sukkho; Kate Grudpan
1-Aug-2022Sustainable Downscaled Catalytic Colorimetric Determination of Manganese in Freshwater Using Smartphone-Based Monitoring Oxidation of 3,3′,5,5′-Tetramethylbenzidine by PeriodateSutasinee Apichai; Parichart Kummuntakoon; Thanawat Pattananandecha; Jakaphun Julsrigival; Kasirawat Sawangrat; Fumihiko Ogata; Naohito Kawasaki; Kate Grudpan; Chalermpong Saenjum
1-Sep-2022Ultrasound-Assisted One-Pot Cloud Point Extraction for Iron Determination Using Natural Chelating Ligands from Dipterocarpus intricatus Dyer FruitSam Ang Supharoek; Bordin Weerasuk; Watsaka Siriangkhawut; Kate Grudpan; Kraingkrai Ponhong
1-May-2022Article A Simple and Reliable Dispersive Liquid-Liquid Microextraction with Smartphone-Based Digital Images for Determination of Carbaryl Residues in Andrographis paniculata Herbal Medicines Using Simple Peroxidase Extract from Senna siamea Lam. BarkSam Ang Supharoek; Watsaka Siriangkhawut; Kate Grudpan; Kraingkrai Ponhong

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