June 1955 ANALYTICAL CHEMISTRY
Readers' Information Service These handy cards will bring information of value to chemists, engineers, and other technologists in laboratory, pilot plant, and production. / © J C i r c l e d e s i r e d i t e m s : For further i n f o r m a t i o n a b o u t items mentioned o n the a d v e r t i s i n g pages or listed V under NEW PRODUCTS a n d MANUFACTURERS' LITERATURE, circle the corresponding k e y n u m b e r o n the a d j o i n i n g tear-out cards a n d m a i l . ADVERTISED PRODUCTS INDEX numbers a r e keyed t o the a d pages a n d t o the i n d e x b e l o w . Numbers refer to the page o n w h i c h a n a d a p p e a r s . Numbers f o l l o w i n g the letter A refer to specific items o n pages w h e r e more t h a n one a d a n d / o r product is i n d e x e d . Where these latter n u m b e r s are used, consult the a d a n d i n d e x to determine the keyed i t e m . See p a g e 4 2 A for M e w Products for Analysts
ADVERTISED PRODUCTS INDEX
READERS' INFORMATION CARD—ANALYTICAL CHEMISTRY
EQUIPMENT A N D INSTRUMENTS Absorption Cells Balances
18 A-2 35 A 40 A-12 45 A-2 11 A-l 13 A-2
Balances, Analytical Balances, Triple-Beam Bituminous Paving Analysis Apparatus Blood Gas Apparatus Cameras, High Speed Carts Centrifuges Colorimeters
Mixture
40 A-9 40 A-l 1 23 A 40A-7 Sô A 14 A 32 A-3 43 A - l Constant Temperature Baths . . 15 A Constant Temperature Equipment 49 A Constant Temperature Rooms . . 43 A-2 Densitometers 32 A-2 40A-4 Electrophoresis Apparatus . . . . 40 A-2 Evaporators 9A Filters, Molecular 10 A Flow Counters 8 A-2 Fluorimeters 45 A - l 43 A-l Glassware 25 A Glassware, Custom-Made . . . . 46 A Glass-working Equipment . . . . 11 A-2 Heating Tapes 8 A-l Hot Plates 22 A Hydrometers 3-2 Cover Laboratory Apparatus 17 A-2 26 A Microscopes, Polarizing 51 A Mortars and Pestles 20 A-2 Nuclear Instruments 36 A Ovens 37 A 40 A-10 pH Meters 32 A - l Pellet Presses 21 A-l Phototubes, Multiplier 55 A Polyethyleneware 17 A - l 40 A-l 50 A-2 Pressure Reaction Apparatus. . . 18 A - l
June 1 9 5 5 — V a l i d through November 1955
NEW PRODUCTS
1 9 17
2 10 18
3 11 19
4 12 20
5 13
6 14
7 15
8 16
MANUFACTURERS' LITERATURE
21 29
22 30
23 31
24 32
25 33
26 34
27 35
28 36
ADVERTISED PRODUCTS 4A 5A 6A 7 A 8 A-1 8 A-2 9A 10 A 11 A-1 11 A-2
12 A 13 A-1 13 A-2 14A 15 A 16 A-1 16 A-2 17 A-1 17 A-2 18 A-1
18 A-2 19A 20 A-1 20 A-2 21 A-1 21 A-2 22 A 24 A 25 A 26 A
28 A 31 A 32 A-1 32 A-2 32 A-3 34 A 35 A 36 A 37 A 38 A
40 A-1 40 A-11 40 A-2 40 A-12 40 A-3 41 A 40A-4 42 A 40A-5 43 A-1 40A-6 43 A-2 40A-7 44 A 40A-8 45 A-1 40A-9 45 A-2 40 A-10 4 6 A
47 A 48 A 49 A 50 A-1 50 A-2 51 A 52 A 55 A 56 A 2nd Cover
3-1 Cover 3-2 Cover 4th Cover
FIRST CLASS PERMIT NO. 1538 (Sec. 34.9, P.L.&R.) NEW YORK, N. Y.
BUSINESS REPLY CARD NO POSTAGE STAMP NECESSARY IF MAILED IN THE UNITED STATES
READERS' INFORMATION SERVICE Analytical Chemistry 430 Park Avenue New York 22, Ν. Υ.
READERS' INFORMATION SERVICE Pumps, Vacuum
Thermometers
20 A-1 38 A
Refractometers 16 A-2 Spectrographs Electrodes . . . . 47 A Spectrographs, Dual Grating . . 4th Cover Spectrometers, Mass 24 A
Tissue Grinders Titration Equipment Tubing, Plastic
Spectrometers, Nuclear Magnetic Resonance Spectrometers, Raman Spectrophotometers
Viscometers Voltage Regulators
Spectrophotometers, Infrared . . Spectrophotometers, Recording .
34 A 12 A 7A 14 A 40A-8 31 A 5A
Stirrers
16 A-l 40A-5
Stirrers, Magnetic
4A 22 A
Stopcock Clips
40 A-6
42 A 3-1 Cover 40 A-3 2nd Cover 13 A-l 44 A 50 A-l 21 A-2 28 A 42 A
BULLETINS AVAILABLE UPON REQUEST
CHEMICALS A N D MATERIALS
1Ï4.
Acetylated Monoglycerides Filter Papers Glasses, Rare Element Laboratory Chemicals
115.
. . .
23 A 48 A 23 A 19 A 41 A 6A
Organolithium Chemicals . . . .
116. 117. 118. 119.
FIRST CLASS PERMIT NO. 1538 (Sec. 34.9, P.L.&R.) NEW YORK, Ν. Υ.
BUSINESS REPLY CARD
1 2 3 . Immerex, for Analysis of Bituminous P a v i n g M i x tures 1 2 5 . Weber Electric Drying and Vacuum Ovens 1 2 6 . Thomas-Van Slyke M a g netically A g i t a t e d V o l u metric Blood Gas Apparatus 1 2 7 . M e t t l e r Single Pan B a l ances, including Semimicro and Micro
READERS' INFORMATION SERVICE Analytical Chemistry 430 Park Avenue New York 22, Ν. Υ.
READERS' INFORMATION CARD—ANALYTICAL CHEMISTRY June 1955—Valid through November 1955
NEW PRODUCTS
1 9 17
2 10 18
3 11 19
4 12 20
5 13
6 14
7 15
8 16
MANUFACTURERS' LITERATURE
21 29
22 30
23 31
24 32
25 33
26 34
27 35
28 36
18 A-2 19A 20 A-1 20 A-2 21 A-1 21 A-2 22 A 24 A 25 A 26 A
A RTHUR
H Τ HOMAS C O MPANY Laboratory Apparatus and Reagents
ADVERTISED PRODUCTS 12A 13 A-1 13 A-2 14A 15A 16 A-1 16 A-2 17 A-1 17 A-2 18 A-1
121.
Cell
NO POSTAGE STAMP NECESSARY IF MAILED IN THE UNITED STATES
4A 5A 6A 7A 8 A-1 8A-2 9A 10A 11 A-1 11 A-2
120.
A.H.T. Co. Assortment of POLYETHYLENE L a b o r a tory Ware Electrophoresis Apparatus, Paper Strip Model Tissue Grinders DENSIGRAPH, A.H.T. Co. Model Magnetic Stirring A p p a r a tus and Electric Stirrers Stopcock Tension Clips, A.H.T. Co. Thomas-Van Slyke M a g · netically Agitated M a no» metric Blood Gas A p p a r a tus, and Laboratory Carts B.&L. " S p e c t r o n i c 2 0 " Spectrophotometer - Colorimeter with Thomas Roto-
28 31 32 32 32 34 35 36 37 38
A A A-1 A-2 A-3 A A A A A
40 A-1 40 A-2 40 A-3 40A-4 40A-5 40A-6 40A-7 40A-8 40A-9 40 A-10
40 A-11 40 A-12 41 A 42 A 43 A-1 43 A-2 44A 45 A-1 45 A-2 46A
47 A 48 A 49 A 50 A-1 50 A-2 51 A 52 A 55 A 56 A 2nd Covet
3-1 Cover 3-2 Cover 4th Cover
WEST WASHINGTON SQUARE PHILADELPHIA 5, PA.
Circle No. 40 A-1, -2, -3, -4, -5, -β, -7, -S, -9, -IB, -11, -12, on Readers' Service Card, -age 39 A
