Method and device for detecting pyrethroid pesticide residues in crops
US11573185B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2021 |
| Grant date | Feb 7, 2023 |
| Priority date | — |
| Expiry date | Aug 13, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/786
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method and device for detecting pyrethroid pesticide residues in crops. Reaction membrane is arranged on a bottom plate and provided with a check-up line and a quality control line; a first mounting block and a second mounting block are arranged on the bottom plate; a first slide is arranged in the first mounting block, a second slide is arranged in the second mounting block; a sample pad and a bonding pad are arranged in the first slide; a water absorption pad is arranged in the second slide; a liquid inlet provided with a pipe is formed in the first mounting block, a pressing hole provided with a press block is formed in the second mounting block; protrusions are respectively formed on the pipe and the press block; sliding grooves are formed in the liquid inlet and the pressing hole; and first springs are arranged between the protrusions and the sliding grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.