WHICH SIM RECORD WOULD YOU BELIEVE? The task
. . Identify and quantify—unambiguously—a vasodilator in plasma extract using SIM GC/MS. Concentration: 1 ppm . . Interfering compounds at the same nominal mass . . Increased Mass Spectrometer Resolution, with the KRATOS MS25S
The problem The solution
Note the tremendous improvement in specificity for the drug measurement by increasing resolution from 1200* (on the left) to 10,000* (on the right). The signal is totally resolved from background, giving credibility to the identification and quantification of the compound.
KRATOS, INC. 8322 Clairemont Mesa Blvd. San Diego, CA 92111 Telephone (714) 292-0925
Tired of fighting your q u a d r u p o l e for answers that are just out of reach? The KRATOS MS25S routinely delivers superior performance at a price you can afford. Let us show you how it can give you all the data you need. 'Half-height definition
KRATOS, LTD. Barton Dock Road, Urmston Manchester, England M31 2LD Telephone 061-865-4466
Background—-
Drug (M/e 264)
For literature, Circle #1 1 5. For salesman to call, Circle #1 16.
