ADVERTISED PRODUCTS GUIDE Detectolab, Inc. 1955. N o v . 6 9 A Farrand Optical Co. 1955, M a y 6 6 A J a r r e l l - A s h Co.
151.
SPECTROMETERS, N-M-R
Perkin-Elmer C o r p .
1955, Oct. 28A 1956, J a n . 24A, Apr. P a r t I I OBC
1955, July 43A 1956, A p r . 7 5 A , P a r t I I 8 A National Carbon Co., Union Carbide a n d Carbon Corp. 1956, F e b . 7 6 A N o r t h A m e r i c a n Philips Co., Inc. 1.955, M a y 4 0 A Packard Instruments C o .
V a r i a n Associates
1955, M a y 5SA, June 34A, July 19A, Aug. 19A, Sept. 23A, Oct. 65A, N o v . 25A, Dec. 36A 1956, J a n . 40A, F e b . 71A, M a r c h 43A, Apr. 29A
1956, J a n . 13A, Apr. P a r t I I
152.
21A Perkin-Elmer Corp.
1955, J u n e 12A, Oct. 28A, Dec. 16A 1956, J a n . 24A, F e b . 28A, Apr. P a r t I I O B C
SPECTROPHOTOMETERS
American Optical Co. 1955, O c t . 3 9 A A p p l i e d Physics C o r p .
1955, N o v . 50A 1956, M a r c h 46A, Apr. 42A, Apr. P a r t I I 49A
Sadtler, Samuel P., a n d Son, Inc. 1956, F e b . 6 7 A Spectra-Bind Associates
Baird Associates, Inc.
1956, Apr. P a r t I I 46A
1956, M a y 47A, J u n e 31A
149.
1956, F e b . 4 3 A Bausch & Lomb O p t i c a l C o . 1955, A u g . O B C Beckman D i v . , Beckman Instruments, Inc.
SPECTROMETERS, Automatic Infrared
Perkin-Elmer Corp.
1956, Apr. 36A, P a r t I I O B C
150.
SPECTROMETERS, MASS
Consolidated Corp.
1955, 56A 1956, General 1955,
1955, J u n e 5A, July 5A, Sept. 45A, Oct. 5A, Nov. 7A, Dec. 5A 1956, J a n . oA, F e b . 5A, F e b . 83A, M a r c h 52A, Apr. 5A, Apr. P a r t I I 3A
Electrodynamics
C o l e m a n Instruments, Inc.
J u n e 24A, Aug. 9A, Oct.
1955, J u n e 7A, July 12A, Sept. 13A, Oct. 11A 1956, J a n . 17A, F e b . 88A, M a r c h 31A, M a r c h 60A, Apr. P a r t I I 64A
Apr. P a r t I I 15A Electric Co. M a y 15A, Oct. 67A
Get this FREE Catalog
Fisher Scientific Co.
H a r s h a w Scientific D i v . , H a r s h a w Chemical Co. 1956, A p r . 6 A Machiett, E., & Son 1955, A u g . 3 3 A Perkin-Elmer Corp.
1955, Sept. 46A 1956, Apr. P a r t I I 1 3 A General Electric Co. 1956, F e b . 3 2 A H a r s h a w Scientific D i v . , H a r s h a w Chemical Co.
1965, N o v . 24A
1956, M a r c h 6A, Apr. 6A Jarrell-Ash Co. 1956, M a y 65A 1956, Apr. 75A. P a r t I I 8A Perkin-Elmer Corp. 1955, July 18A, Dec. 16A 1956, M a r c h 36A, Apr. 37A, Apr. P a r t I I O B C
1966, M a r c h 3 6 A Spex Industries, Inc. 1.955, N o v . 6 9 A Thomas, A r t h u r H., Co.
Process & Instruments
Barnstead Still & Sterilizer C o .
1955, M a y 28A, Oct. 77A, N o v . 32A June
1956, July 44A, Sept. 39A, Nov. 34A-35A, Dec. 46A
155.
1956, A p r . P a r t I I 51A Zeiss, Carl, Inc. 1956, M a r c h 11 A, Apr. P a r t I I 36A
SPECTROPHOTOMETER ACCESSORIES
STIRRERS AND MIXERS
A c e Glass, Inc. 1955, D e c . 4 2 A Central Scientific C o .
1955, J u n e 26A-27A, Oct. 48A49A 1956, M a r c h 1 7 A Eastern Industries, I n c .
1955, July 41A, Dec. 25A 1956, F e b . 85A, Apr. P a r t I I 14A
A p p l i e d Physics Corp.
Eberbach Corp.
1965, July 32A, Sept. 48A 1966, Apr. 42A Beckman D i v . , Beckman ments, Inc.
STILLS
1956, Apr. 8A, Apr. P a r t I I 24A Martin, H. S., & Co.
14A, J u n e 40A,
A u g . 30A, Oct. 6 2 A Warren Electronics, Inc. 1955, J u l y 3 9 A , A u g . 3 9 A Wilkens-Anderson Co. 1955, S e p t . 4 A Will Corporation
153.
154.
1956, J a n . I B C Precision Scientific C o .
1956, A p r . P a r t I I 2 6 A T h o m a s , A r t h u r H., C o .
1955,
1955, J u n e 14A
Instru-
1955, M a y 17A
1955, J u n e 16A, Oct. 71A 1956, J a n . 35A, Apr. 25A Fisher Scientific Co. 1956, Apr. P a r t I I 13A
FLASH-EVAPORATOR
on U N I T R O N Microscopes!
UNITRON P O L A R I Z I N G , MPS
A complète
%
For the study a n d identification o f material structure a n d characteristics. Revolving, centerable, g r a d uated stage. Individually centerable objectives. Bertrand Lens for e x amination o f interference figures. Coarse a n d fine focusing. Substage condenser. 2 compensation plates. Strain-free objectives: 4 X , 10X, 4 0 X . Eyepieces: Crosshair 5X a n d 1 0 X ,
1
P,5X
- on,¥ $ 2 4 9 .
line of Microscopes . . ,
• Metallurgical · Phase • Laboratory · Polarizing • Stereoscopic · Student Used in leading universities, industrial and government laboratories.
The FLASH-EVAPORATOR assures fast separation o f heat a n d a i r sensitive solutions under vacuum without f o a m i n g or b u m p i n g . The Flash-Evaporator is p a r t i c u l a r l y helpful when using aqueous solutions a n d high boiling solvents.
FREE 10-DAY TRIAL Let these instruments prove their value to you, in your own laboratory, before you purchase.
Interchangeable e v a p o r a t i n g flask f r o m 1 0 0 m l to 2 0 0 0 m l . Easy disassembling o f glass parts for c l e a n i n g or r e m o v a l of concentrate. A d j u s t a b l e speed f r o m 4 0 to 180 RPM.
United Scientific 204-6 MIIK STREET
I
·
Teflon a n d glass rotating joint eliminates l u b r i c a t i o n .
Co.
A v a i l a b l e f o r Batch or Continuous o p e r a t i o n .
BOSTON 9, MASS.
PRICE:
Please rush to me, free of charge, your complete
I
catalog on UNITRON Microscopes.
'
I Name
I
I Title
|
ι Company
•
Address
i
I City
State
I
Circle Nos. 44A-1, 44 A-2 on Readers' Service Card, page 63 A
44 A
MOD.FE-2 complete with Motor, 5 0 0 W a t t H e a t e r Evaporating a n d Condenser Flask, Stainless-steel Frame a n d Pans $215.50 Automatic Thermo-Regulator For further information
$51.70 please write to:
LABGLASS,
INC.
5 1 4 W e s t 1 4 7 t h Street, N e w Y o r k 3 1 , Ν . Υ . Circle No. 44 A3 on Readers' Service Card, page 63 A
ANALYTICAL
CHEMISTRY
