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Organic Chemicals
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For your consideration . . . select products from a family grouping of specialties. One may just spark an application you're researching or developing. We'd like to help. Detailed product information is as close as the coupon below.
For electrophoresis
For liquid scintillation counting
For TLC
Among the initiators, stains, buffer components, and specially purified monomers are some with very unique properties. l-Ethyl-2-[3-(lethylnaphthof 1,2d]-thiazolin-2ylidene ) -2-methylpropenyl] naphtho[l,2d]-thiazolium Bromide
EASTMAN Tissue Solubilizer (EASTMAN 13108), with features like: Excellent water-holding capability Rapid tissue digestion Low quenching High counting efficiency in ambient and refrigerated counting systems Effective with a wide variety of tissues, tissue homogenates, and biological fluids Useful for solubilizing polyacrylamide gels Extremely attractive prices— 500 ml-$39.60 6x500ml-$36.00each
Kodak Publication No. JJ-7, Bibliography on the Use of EASTMAN CHROMAGRAM Sheet in Thin-Layer Chromatography, has been revised and updated. With the addition of many new abstracts, the current edition contains 213 references to
(EASTMAN 2718) is a dye reported
to stain RNA bluish-purple, DNA blue, protein red, and is also useful for staining acid polysaccharides. Because of the versatility of this dye by virtue of its differential staining ability, the reagent has been called "Stains-All." [/. Mol. Biol., 41, 139 (1969).] The dye has also been used for estimating lipopolysaccharides. [FEBS Letters, 16, 343 (1971).] For a complete list of these products including prices and package sizes, request Kodak Publication No. JJ-11, Reagents for Acrylamide Gel Electrophoresis.
the use of EASTMAN CHROMAGRAM
Sheet in TLC. References are divided into 34 categories, from "alcohols" to "vitamins," and from "apparatus" to "techniques and methods." If you have an earlier version of JJ-7, let us bring you up to date. If you are involved in TLC and don't yet have a copy, use the coupon to request Kodak Publication No. JJ-7.
EASTMAN Tissue Solubilizer is but one of a broad line of reagents for LSC—all of them use-tested. For information on these products, request our new catalog, Kodak Publication No. JJ-59, "EASTMAN Products for Liquid Scintillation Counting."
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CIRCLE 59 ON READER SERVICE CARD
CIRCLE 57 ON READER SERVICE CARD
CIRCLE 58 ON READER SERVICE CARD
Eastman Kodak Company Eastman Organic Chemicals Dept. 412-L Rochester, N.Y. 14650
Kodak
Please send the following: • Publication No. JJ-11, Reagents for Acrylamide Gel Electrophoresis; • Publication No. JJ-59, EASTMAN Products for Liquid Scintillation Counting; f j Publication No. JJ-7, Bibliography on the Use of EASTMAN CHROMAGRAM Sheet in Thin-Layer Chromatography Name Company Address City
Prices subject to change without notice.
ANALYTICAL CHEMISTRY, VOL. 45, NO. 14, DECEMBER 1973 · 1205 A
