MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202511114695 A) filed by Deen Dayal Upadhyaya Gorakhpur University on November 20, 2025, for A Portable Colorimetric Arsenic Detection Kit With Strip-Based Visual Readout System.
Inventors include Priyanka Bharti; and Sarad Kumar Mishra.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: The present invention relates to a portable colorimetric arsenic detection kit for rapid, on-site determination of arsenic in water samples. The kit comprises a strip-based detection device, a stabilized silver nitrate reagent, and a visual color reference chart. The system employs silver nitrate chemistry coupled with immobilized reducing and complexing agents to produce a distinct color change proportional to arsenic concentration. The test delivers results within 10 minutes, without any specialized equipment, and includes built-in validation and extended reagent stability, making it suitable for field applications and community-level water quality monitoring.
Disclaimer: Curated by HT Syndication.
