Mobile-phone-based colourimetric analysis for determining nitrite content in water

• Main Authors: Chanida Puangpila, Jaroon Jakmunee, Somkid Pencharee, Wipada Pensrisirikul
• Format: Journal
• Published: 2018
• Subjects: Chemistry; Earth and Planetary Sciences; Environmental Science
• Online Access: https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85055584332&origin=inward; http://cmuir.cmu.ac.th/jspui/handle/6653943832/62641
• Institution: Chiang Mai University

© 2018 CSIRO. A cost-effective and portable colourimetric analyser installed on a mobile phone was used to measure nitrite in water samples in Chiang Mai City, Thailand. The colourimetric detection was based on the Griess reaction, in which nitrite ion reacts with sulfanilic acid under acidic condit...