Callfora FREE new interactive disc on the CYCLE-TAINER® solvent dispense system. For your large volume HPLC solvent needs, call on the J.T.Baker experts. The people who were first with a reusable stainless steel solvent delivery system that cuts waste, boosts safety, preserves purity. Now, added to a wealth of J.T.Baker technical support, comes another first — an interactive brochure on computer disc to help you analyze the advantages the CYCLE-TAINER system can bring to your laboratory. It puts answers to your questions at your fingertips, responds to your special needs, and leads you to cost-efficient decisions. It's free.. .fast.. .and yours for a call. P.S. HPLC, ULTRARESI-ANALYZED®,and BAKER BIO-ANALYZED™ solvents are available in the new 20 liter size as well as the ASMEcertified 56 and 215 liter sizes. Call 1-800-JTBAKER Fax (908)859-9318 Or contact your nearest authorized J.T.Baker distributor.
Right from the Start.®
CIRCLE 9 ON READER SERVICE CARD
Open the Door to Silylating Chemistry... D e r i v a t i z a t i o n Reagents P r o t e c t i n g - G r o u p Reagents Organosilicon C o m p o u n d s Analytical Applications Synthetic A p p l i c a t i o n s
Focus Insight Depth
• Expanded News Coverage • Research Articles • Insights into Trends and Controversies The Interdisciplinary Publication for Environmental Scientists and Professionals
Environmental Science & Technology
ost environmental publications are devoted to one discipline or another—only Environmental Science & Technology completely M integrates all disciplines of the environmental field. Expanded editorial coverage provides a balance of focus, insight, and depth in topics ranging from remediation and air quality to regulations and public policy. Critical analysis of policy, worldwide news, innovattons in meesurement, research articles by well-known authorities—all of these features offer you a broader base of knowledge than ever before. The convenient format of Environmental Science & Technology spotlights informatfon so that you can readily look for new developments that affect your work. Editor
1996 Subscription Rates U.S.
...Ask f o r your f r e e copy o f t h e m o n o g r a p h Silylating A g e n t s
$54 $99 S673
$119 $164 $738
All Other Countries $137 $182 $756
WilliamH,Glaze UniversrtyolNorthCarolina. Chapel Hill
'Includes sir service
To order your one-year subscription today, call toll-free, 1-800-333-9511 (U.S. only). Outside the U.S.
Fluka Chemie AG
CH-9471 Buchs, Fax 081 756 54 49
CIRCLE 4 ON READER SERVICE CARD
Member Nonmember Personal Nonmember Institutional
Canada & Mexico
Analytical Chemistry News & Features, May 1, 1999
call 614-447-3776. Fax your order to 614-447-3671