Irvine, CA
Litigation Lawyer at Irvine, CA
Practice Areas: Litigation, Patent Application ... +4 more
Introduction Gas chromatography ("GC") and mass spectrometry ("MS") make an effective combination for chemical analysis. This article serves to demonstrate tools for an effective attack or defense of G...
See Full GuideIdentify your business goals Are you seeking money (lost profits, reasonable royalty)? An injunction (court order stopping infringer from infringing). Do you want to send a message to your competitor...
See Full GuideConclusion GC and MS are useful tools for chemical analysis, especially when used together. An attorney can present an effective attack or defense of GC/MS evidence with a basic knowledge of the ana...
See Full GuideGC/MS Combination The GC device is generally a reliable analytical instrument. The GC instrument is effective in separating compounds into their various components. However, the GC instrument can not...
See Full GuideLimitations Resolution The "resolution" is a value that represents the instrument's ability to distinguish two particles of different masses. The greater the MS instrument's resolution, the great...
See Full GuideAnalysis of Output Each substance has a characteristic mass spectrum under particular controlled conditions.[i] A technician can identify a specimen by comparing the specimen's mass spectrum with kno...
See Full GuideCrucial Factors GC analysis is highly reliable if the instrument is properly maintained, the technician follows proper procedures, and the interpretation of the results is competent. While some factors...
See Full GuideAnalysis of Output Less than ideal spectral peaks may indicate less than ideal analytical procedures or equipment. The technician can readily observe whether the output exhibits unsatisfactory result...
See Full GuideThe argon ionization detector does not detect water, carbon tetrachloride, nitrogen, oxygen, carbon dioxide, carbon monoxide, ethane, or compounds containing fluorine.[i] The flame ionization detector ...
See Full GuideDescription of Process The equipment used for gas chromatography generally consists of an injection port at one end of a metal column packed with substrate material and a detector at the other end of...
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