Colorimetric Paper-based Sensor of As(III)

• Main Author: Yinxi Zhu
• Other Authors: Orawon Chailapakul
• Format: Senior Project
• Language: English
• Published: Chulalongkorn University 2020
• Subjects: Colorimetric analysis; การวิเคราะห์โดยการวัดสี
• Online Access: https://digiverse.chula.ac.th/Info/item/dc:9659
• Institution: Chulalongkorn University

The novel paper-based colorimetric device using the hydride generation and Au(III) was developed for the determination of As(III) using a smartphone. The analysis of As(III) is based on arsine gas from hydride generation oxidized Au(III) to Au(0). In the presence of As(III), the distinctive color ch...