ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,647, issued on July 1, was assigned to SOOCHOW UNIVERSITY (Suzhou, China).

"Probe for detecting trace uranyl ions and portable ECL detector based on the same" was invented by Daoben Hua (Suzhou, China), Ziyu Wang (Suzhou, China), Jianbin Pan (Suzhou, China) and Jingjuan Xu (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A high-sensitivity, high-selectivity and portable detection method for trace uranyl ion is described. The method has an ultralow detection limit of 11 pM/2.6 ppt and is useful in precise monitoring of the uranium content in agricultural and sideline products, foods, environments and so on. The test instrument is miniatur...