Pure Consistency...
SORBENTS FOR CHROMATOGRAPHY TLC
CC
EM sorbents are niçre than just sorbents. They are an integral part of a ' comprehensive program for chromatography called the Systems Concept. EM's Systems Concept is rno^e than just a collection of related sorbents and chromatographic supplies; it is a means by which the laboratory can quickly and easily interchange from one chromatographic technique to another. EM's new Chromatography Catalog is more than just a catalog. It is informational and educational, describing a modern, systematic approach to chromatography based upon commonality of source, standardized sorbent properties and specifically graded materials. EM's customers are moçe than just customers. They utilize tie most modern, up to date sorbents which are available from the only large company with a major commitment to chromatog raphy. EM Laboratories, Inc., has more sorbents for every separation including Reversed Phase, Adsorption, Partition, Ion exchange and Mo lecular Exclusion. Ask us for more about sorbents for CC, TLC/PLC, HPLC and GPC. Silica Gels,*Modified Silica Gels, Aluminum Oxide, Cellulose, Cellulose Derivatives, Kieselguhr, Organic Copolymers.
HPLC
EM Laboratories, Inc. associate of
E. Merck, Darmstadt, Germany 500 Executive Boulevard Elmsford, N.Y. 10523 (914) 592-4660
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laboratory reagents and indicator strips • •
sorbents, plates and columns for chromatography
biochemical specialties
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instrumentation chemicals
CIRCLE 08 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 48, NO. 4, APRIL 1976 · 391 A
