Occult blood test monitor
Occult blood testing apparatus with features for enhancing...
Occult blood testing device
Occult blood testing device
On-spot selectively activated hydrophobic slide and...
One-step competitive immunoassay for the semiquantitative determ
One-step test device
One-step test device
One-step test device
One-step testing device
One-use device for biological tests
Optical agglutination assay device
Optical fiber apparatus for quantitative analysis
Optical fiber sensing device for analysis
Optical filter with reversible color change
Optical sensor
Optical sensor
Optical sensor and method of operation
Optical sensor and method of operation
Optical sensor with beads