ES&T PRODUCTS AIR POLLUTION Low NO x burner. The ATLAS sys tem delivers ΝΟΛ. reductions; N O , levels below the EPA s t a n d a r d of 0.5 lb/MBtu have been achieved on a long-term basis. Phoenix Combus tion 100 Continuous emissions monitor. This monitor uses an array of sen sors to measure oxides of nitrogen, carbon monoxide, a n d oxygen, and a single electronics package for sig nal p r o c e s s i n g a n d c o m m u n i c a tions. Entire system can be m o u n t e d on an exhaust system and exposed to the weather. Catalytica 101
Solid-phase extraction. Spec 3ML and Spec 6ML provide fast, accu rate, and reproducible sample prep aration. Ansys 107
u m n technology to p r o v i d e high s p e e d a n a l y s i s t h a t is six t i m e s faster t h a n t r a d i t i o n a l p a c k e d or capillary columns. MSA 111
UV hazard meter. T h e Model 6D UV hazard meter indicates hazards to skin and eyes from ultraviolet ra d i a t i o n present in i n d u s t r i a l pro cesses s u c h as u l t r a v i o l e t c u r i n g a n d w e l d i n g , a n d in a p p l i c a t i o n s w h e r e h i g h - i n t e n s i t y l a m p s are used. Solar Light 108
W e a t h e r i n g tester. T h e UVCON F l u o r e s c e n t UV C o n d e n s a t i o n Weathering Device is used for ex posing materials to light, moisture, a n d t e m p e r a t u r e c o n d i t i o n s . Atlas Electric Devices 112
Vapor lock. Ultra Vapor Lock traps v a p o r s and e l i m i n a t e s or r e d u c e s the escape of volatile organic com p o u n d s . It is said to meet pending EPA closed-container regulations. UltraTech International 102
Filter membrane. Cyclopore mem branes are used in air monitoring; n u c l e i c acid s t u d i e s ; blood filtra tion for analysis of red blood cells; a n d wet c h e m i c a l , s p e c t r o s c o p i c , microscopic, a n d microbial analy ses. W h a t m a n 113
Scrubbers. Waterweb scrubbers are cart mounted and can be used for many applications including labo ratory hoods, gas cabinet venting, acid digestion, c h e m i c a l reaction and process vessels, and odor con trol. Misonix 103 Stack sampler. The Universal stack sampler is designed to sample gas s t r e a m effluents isokinetically in a c c o r d a n c e with EPA p r o c e d u r e s . Graseby Anderson 104
HAZARDOUS WASTE Marking system. Biocide is a finger printing method that can be used to label any bulk product and to trace the source of effluents and to iden tify and track leaking storage facili ties. Biocode 105
INSTRUMENTS Microscope. Useful in the field of health care, materials science, elec tronics, agriculture, and food prepa ration. Olympus America 106 Need more information about any items? You can now contact the manu facturer directly by phone or fax by us ing the new 'Έβ&Τ Information Ex press" page (p. 404A). The phone numbers and names of customer ser vice representatives are also listed for advertisers.
Lab shaker. A medium-size shaker handles loads u p to 16.5 lb, with or bital or r e c i p r o c a t i n g m o v e m e n t . IKA-Works 114 Stirrer motor. T h e Model RW 16 stirrer motor features a speed range of 4 0 - 1 2 0 0 rpm, steplessly adjust able without switching gears. IKAWorks 115
Desorbers furnace. A sample tube furnace on the Tekmar AEROTrap series a c c e p t s air-sampling tubes. The furnace has a desorb tempera ture of u p to 420 °C making it com patible with any adsorbent material. AERO's c a n i s t e r - b a s e interface is useful w i t h the thermal desorber. Tekmar 109
A u t o s a m p l e r . T h e A S - 7 1 is for graphite furnace atomic absorption (AA) spectrometers and the AS-91 is for flame and flow injection AA. Perkin-Elmer 116
Autosampler for HPLC. T h e Star 9300 HPLC AutoSampler improves laboratory productivity by calculat ing r u n n i n g times, and minimizes t h e v o l u m e of s a m p l e n e e d e d to a c h i e v e p r e c i s e loop-valve injec tions. Varian Analytical Instru ments 110
ICP. A bench-top inductively cou p l e d plasma mass spectrometer is used for the determination of trace metals in the environmental, chem ical, geological, semiconductor, nu clear, a n d b i o m e d i c a l i n d u s t r i e s . Hewlett Packard 117
PUBLICATIONS
High-speed GC. The Ekho Gas Chromatograph uses an innovative colCompanies interested in a listing in this department should send their re lease directly to Environmental Science & Technology, Attn: Products, 1155 16th St., N.W., Washington, DC 20036.
Product catalog. Products from ATI Orion and ATI Cahn are listed in cluding pH, ISE, D.O., and conduc tivity probes a n d meters, microbal ances, titrators, Sage p u m p s , and a w i d e range of laboratory accesso ries. Orion Research 118
Environ. Sci. Technol., Vol. 28, No. 9, 1994 447 A
