ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,836, issued on Nov. 11, was assigned to SHIMADZU Corp. (Kyoto, Japan).
"Analytical pretreatment method of microplastics" was invented by Risa Fuji (Kyoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An analytical pretreatment method of microplastics includes: placing the microplastics separated by a gravity separation treatment in a sieve; immersing the sieve containing the microplastics in pure water having a depth smaller than a height of the sieve; and lifting the sieve up from the pure water and drying the microplastics contained in the sieve with a constant temperature dryer. Thus, the analytical pretreatment method of microplastics is...