.et us give you a complement: a oopy if our new catalog t P-L Biochemicals new Catalog 104 for 1975 complement jr work with its comprehensive listing of fine biochemicals j valuable technical information. Whatever your scientific cipline, if your work calls for the use of biochemicals, P-L's new catalog should be close at hand. You'll find a wide variety of natural and synthetic DNA polymers and RNA polymers plus enzymes, amino acids, carbohydrates, lipids, antibiotics, buffers, and of course, nucleotides and coenzymes. And it introduces a major new listing of affinity chromatography materials. You can depend on P-L's superb quality and excellent service to satisfy your biochemical needs at competitive prices. We invite you to compare — write P-L Biochemicals for your free catalog today. excellence^ J^n biochemistry
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