Determination of nitrite and nitrate in water samples by an automated hydrodynamic sequential injection method S Somnam, J Jakmunee, K Grudpan, N Lenghor, S Motomizu Analytical Sciences 24 (12), 1599-1603, 2008 | 22 | 2008 |
Hydrodynamic sequential injection spectrophotometric system for determination of manganese in soil S Somnam, K Grudpan, J Jakmunee Spectroscopy Letters 41 (5), 221-227, 2008 | 13 | 2008 |
Application of smartphone as a digital image colorimetric detector for batch and flow-based acid-base titration J Chanla, M Kanna, J Jakmunee, S Somnam Chiang Mai J. Sci 46 (5), 975-986, 2019 | 9 | 2019 |
Hydrodynamic sequential injection with stopped-flow procedure for consecutive determination of phosphate and silicate in wastewater S Somnam, S Motomizu, K Grudpan, J Jakmunee Sci 41, 606-617, 2014 | 8 | 2014 |
Stopped-flow injection method for determination of phosphate in soils and fertilisers S Somnam, K Grudpan, J Jakmunee Maejo Int. J. Sci. Tech 2, 17281, 2008 | 8 | 2008 |
Flow-based titration with a colorimetric detection box using a smartphone for the determination of titratable acidity in coffee S Somnam, M Kanna ScienceAsia 46 (1), 2020 | 4 | 2020 |
Application of a smartphone to increase effectiveness in the determination of soil pH by using indicators S Somnam, M Kanna, J Jakmunee Chiang Mai J Sci 46 (4), 733-740, 2019 | 3 | 2019 |
Stopped-flow injection spectrophotometric method for determination of chlorate in soil S Somnam, K Grudpan, J Jakmunee MAEJO INTERNATIONAL JOURNAL OF SCIENCE AND TECHNOLOGY 2 (2), 383-390, 2008 | 3 | 2008 |
Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators M Kanna, S Somnam, W Wongwilai, K Grudpan Analytical Sciences 35 (3), 347-350, 2019 | 2 | 2019 |
Preparation of an Economic Home-Made Ag/AgCl Electrode from Silver Recovered from Laboratory Wastes M Kanna, S Somnam, J Jakmunee CHIANG MAI JOURNAL OF SCIENCE 43 (4), 777-782, 2016 | 1 | 2016 |
An economical ultrasonic-assisted extraction for the spectro-photometric determination of anionic surfactants S Somnam, P Novichai, J Jakmunee, K Grudpan | 1 | 2011 |
Application of an Economic USB Digital Microscope for Microvolume Colorimetric Determination of Iron in Supplements with a Guava Leaf Extract M Kanna, S Luangton, S Somnam CHIANG MAI JOURNAL OF SCIENCE 49 (5), 1365-1375, 2022 | | 2022 |
Cost Effective Dual-Stage Flow Injection/Sequential Injection Hybrid for Continuous Liquid-liquid Extraction S Somnam, J Jakmunee, K Grudpan CHIANG MAI JOURNAL OF SCIENCE 39 (2), 233-241, 2012 | | 2012 |
Development of hydrodynamic sequential injection system for application in environmental sample analysis= การ พัฒนา ระบบ ไฮ โดร ไดนามิก ซี เค วน เซี ยล อิน เจ ค ชัน สำหรับ การ ประยุกต์ … S Somnam Chiang Mai: Graduate School, Chiang Mai University, 2007, 2007 | | 2007 |
Development of stopped-flow injection methods for determination of phosphate and chlorate S Somnam Chiang Mai: Graduate School, Chiang Mai University, 2004, 2004 | | 2004 |