M A N U F A C T U R E R S ' L I T E R A T U R E
Lab Furniture. A color sample book let and catalog describe an extensive line of laboratory furniture and metal casework available in a range of 16 colors. Duralab Equipment Corp. 212-649-9600 601 Research Catalog. Sixteen pages list research chemicals, syringes, spectro photometer cells, recorders, glassware, and lab lights. Bradford Scientific, Inc. 617-631-1145 602 Lock-in Amplifiers. Eight pages in troduce, describe, and illustrate lock-in amplifiers. Ithaco, Inc. 607-272-7640 603 Nuclear Computer System. Forty-one pages present in-depth operation and programming information for the HP 5406B modular computer-based multi parameter multichannel analyzer sys tem. The system is applicable any where radioactive isotopes are used or monitored. Hewlett-Packard Co. 415493-1501 604
Chromatograph Valve. Four pages in troduce the Model I X valve for chro matograph sampling and column switching in petroleum, petrochemical, and chemical process plants. The valve, for liquid or vapor samples, is basically a six-port, two-position, airactuated valve. Applied Automation, Inc. 918-336-0250 609
Inspect this new
Spectrophotometer Cells. Bulletin 2/71, 4 p, describes a new line of black, self-masking glass and quartz cell for use in spectrophotometers and other light measuring instruments. Hellma Cells, Inc. 212-544-9534 610
Research Microscope. Twelve pages describe and illustrate the Zetopan-M metallographic and semiconductor re search microscope. Facilities are in cluded for using the latest techniques of Namarski Interference contrast as well as Nomarski and Michelson interferometry for qualitative and quantita tive evaluation and quality control of microelectronic products and metallo graphic samples. Hacker Instruments, Inc. 201-226-8450 611
Culture Instrument and Shaker Baths.
Lab Presses. Bulletin 5901, 4 p, covers the company's lab presses which range from 1.4-ton manually operated units to 100-ton motorized hydraulic models. Beckman Instruments, Inc. 714-871-4848 605 Instrumentation. Four pages describe the MP-1036 instrument cabinet and power supply. Four new Series MP1700 operational amplifier manifolds are shown along with general specifica tions. Chemical instruments described include a polarographic analyzer, con trolled potential coulometer, and dual recording pH meter. McKee Pedersen. 415-937-3630 606 Electronic Microbalances. Bulletin 5900, 8 p, describes and gives operating specifications for the company's LM500, 600, and 700 microbalances, and the new LM-800 with its digital readout and built-in BCD output. Beckman Instruments, Inc. 714-871-4848 607 Lab Apparatus and Reagents.
Vol I I ,
No. 3, 40-p catalog contains infor mation on plasticware, circulators, melting-point apparatus, jacks and timers, stirrers and spinbars, and labware. J & H Berge, Inc. 201-561-1234 608
Bulletins 372 and 570 give information on the Mark II Nepheolostat, a small bench-top, continuous culture instru ment, and the Orbit shaker bath. LabLine Instruments, Inc. 312-345-7400 612
Then send for it! It's FREE This u n i q u e 5 6 page r e f e r e n c e was d e s i g n e d to assist t h e S p e c troscopist and researcher in se l e c t i n g t h e right s o l v e n t for each application. This b o o k obviates t h e n e e d to c o n s u l t several refer e n c e s as it contains c o m p l e t e i n f o r m a t i o n o n usage, transmittance, absorbance, physical prop erties and M C & B s p e c i f i c a t i o n s w i t h o v e r 3 0 0 charts and graphs. Do w e pass i n s p e c t i o n ? If so, fill o u t t h e handy c o u p o n and mail.
Ovens and Baths. Four pages describe selected samples of the company's ovens, incubators, water baths, con trolled temperature/humidity cham bers, and box-type muffle furnaces. Blue M Electric Co. 312-385-9000 613
Surface Area Analyzer. Four pages describe the Monosorb, a device for measuring the surface area of fine powders. The instrument provides di rect surface area readout. Quantachrome Corp. 516-671-0680 614
MC/JB MANUFACTURING CHEMISTS Norwood, Ohio; Baton Rouge, La.; Raleigh, N. C; East Rutherford, N. J.; Los Angeles, Calif.
I I
Multichannel Analyzer. Brochure de scribes the ND4420 multichannel phys ics analyzer, designed for single, dual, or multiparameter applications. The unit features a compiler, software con trol of 32 functions, three modes of data acquisition, and memory expand ability to 32K. Nuclear Data, Inc. 312-529-4600 615
MC&B MANUFACTURING CHEMISTS
|
2 9 0 9 Highland Avenue Norwood, Ohio 4 5 2 1 2
ι I
ι You've passed inspection. Send me ι j your Spectroquality Solvents Book • J J ! J
NAME COMPANY ADDRESS CITY
I
STATE
ι
[ J J [ ZIP
!
19.-ZQ. M C A ι CIRCLE 1 3 5 O N READER SERVICE CARD
ANALYTICAL CHEMISTRY,
VOL. 44, NO. 3, MARCH 1972
·
105 A
