Optically similar reference samples

Optimal windows for obtaining optical data for...

Optochemical sensor and method for production

Optochemical sensors for the detection of low pressure...

Optoelectronic circuit for detecting changes in fluorescence...

Organic chemical compound test papers and method of using same

Organic reagent for the colorimetric detection of chlorine and o

Oriented magnetic particle-fluorescence detectable moiety...

Ouabain immunoassay and kit and ouabain labeled with 125I or...

Oxygen monitoring methods and apparatus (I)

Particle agglutination pattern judgment method

Particle pattern judging method

Perforating analytical test device

Personal illicit drug detection method

Photo-acoustic detection device and method

Photolabile caged ionophores and method of using in a membrane s

Photoluminescent metal-(Bis) ligand complexes having...

Photoluminescent semiconductor materials

Photoluminescent semiconductor materials

Photometric instruments, their use in methods of optical analysi