The smartest label around. High-Pressure Liquid Chromatography Grade CHaCN F.W.41.05 Certificate of Actual Lot Analysis Full spectral curve for this lot available on request Color (APHA) 5 Optical Absorbance al 2S4nm. . 0 002 220nm 0.048 200nm 0202 Fluorescence Background (less than 1 ^g/IJIer Quinine Sulfate) P.T Retractive Index Oaifiing vapo'
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Fisher Certified HPLC Solvents. Only label around that tells you everything you need to know. Optical absorbance at a variety of wavelengths (full spectral curves on request). Refractive index directly traceable to NBS. Background fluorescence. Assay as mol % determined by GC. Water and preservative/inhibitor content. And much much more. Fisher HPLC solvents are distilled in glass. Painstakingly filtered to eliminate particulates. And shipped by today's fastest distribution system. After all, high-pressure liquid chromatography columns, detectors and samples are valuable things. They deserve the best. Only Fisher defines and certifies every parameter for their protection. Only Fisher provides such tailormade services as Customer Reserve Quantity. Your nearest branch reserves your HPLC solvent needs for you alone, releasing them to your timetable. (Reserve an entire lot if you wish, assuring absolute uniformity month-to-month!) Also: as today's largest lab supplier, Fisher provides an impressive selection of auxiliary HPLC materials — apparatus, appliances, supplies — to simplify your ordering. Write for HPLC catalog today!
Fisher Scientific Company 711 Forbes Avenue Pittsburgh PA 15219 CIRCLE 77 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 49, NO. 11, SEPTEMBER 1977 · 939 A
