MANUFACTURES' LITERATURE Chemicals. Catalog and price list in cludes about 1400 pharmaceutical and cosmetic chemicals; firm specializes in small quantity shipments; 16 pages. Ruger Chemical Co. L-l Metal Elements. Two single pages de scribe and list physical properties of erbium and holmium. Research Chemi cals. (Cat. Sheets 711 & 611). L-2
photo and line diagram. Houston In strument Corp. (Bull. 794-1). L-l 1 Paper Chromatography. Illustrated 14-page catalog describes apparatus and accessories for paper strip chromatog raphy; includes insert on prices. Ken sington Scientific Corp. (Cat. K50). L-l 2
Thermocouples. Four-page illus trated catalog lists metallic sheathed, hard packed, inert oxide insulated thermocouples and extension wire. Re search Instruments, Inc. (Cat. 101). L-3
Stirred Autoclaves. Single sheets de scribe 1-gallon unit for pressures to 3000 p.s.i. at 650° F., and 1-liter model for pressures to 5000 p.s.i. at"650° F.; includes photos and drawings. Auto clave Engineers, Inc. (Bulls. 1257-3 and 1257-2). L-l 3
Laboratory Information. Four-page leaflet discusses the setting up of a quality control and technical develop ment laboratory. Small Business Ad ministration (Technical Aids for Small Manufacturers, June 1959). L-4
Radiation Monitor. Booklet de scribes Detectolab DZ14 Radiation Supervisor for automatic monitoring of gamma and beta radiation in po tentially radioactive areas. BJ Elec tronics. L-l 4
Paper Reprint. Reprint from Tappi entitled "Animal-Glue Testing for Paper Sizing" describes a standard laboratory tub sizing and air-drying procedure that possesses reasonable re liability. Mellon Institute. L-5
Ion Exchange Materials. Twelvepage catalog gives data, prices, and ordering information on the com pany's line; also covers resin selec tion, applications, and custom service available; contains bibliography. BioRad Laboratories (Price List N). L-l 5
Toggle Switches. Illustrated 32-page catalog covers "pull-to-unlock," her metically sealed, "electrical memory," rocker-actuated, and miniaturized de signs, as well as military versions. Micro Switch (Cat. 73d). L-6 Stereomodels. Single page gives in formation on Rinco Dreiding stereomodel molecular models. G M Instru ment Co. 1-7 Power Supplies. Twelve-page cata log describes wide variety of d.c. power supplies and a.c. line voltage regula tors. Perkin Engineering Corp. (Cat. Ε 59 B). L-8 Instrument Rectifiers. Three pieces of literature give specifications and prices on various types of miniature rectifiers in several of the company's series. Conant Laboratories. L-9 Spectroscopes. Illustrated 8-page brochure gives information on the DuoSpectranal and the Todd Spectranal; also lists accessories and gives prices. Fisher Scientific Co. (Bull. FS-214). L-l Ο X-Y Recorder. Single sheet provides data on Model HR-94 which uses 24inch by 36-inch chart paper; includes
House Newsletter. Four-page issue lists materials for determining residual penicillin in fluid milk; also shows spatulas and other laboratory items; includes prices. Chicago Apparatus Co. (CA Newsletter, Feb. 1960). L-l6 Company Newsletter. New issue covers cavity cells and other acces sories for absorption spectrophotom eters; features short article on use of wedge-cavity cell for solvent compen sation; 4 pages. Connecticut Instru ment Corp. (CIC Newsletter. No. 4)L-l 7
Corrosion Test Equipment. Four-page brochure gives specifications, sizes, and performance data on standard and cus tom models and environmental test cabinets. Industrial Filter & Pump Mfg. Co. (Bull. 401). L-l 8 Glass Stopcocks. Brochure describes complete line of Kern-Exelo all-glass stopcocks, plus some recently intro duced replacement parts; includes photos and drawings. Kern Labora tory Supply Co. L-l 9 Corrosion Test Samples. Types of samples, materials of construction, and
recommended procedures for testing various materials of construction in corrosive environments are described. The Pfaudler Co. (Bull. 981). L-20 Infrared Instruments. Two-page bro chure describes instruments for chemi cal infrared spectroscopy, infrared physical measurement, and various mili tary uses. Perkin-Elmer Corp. L-21 Laboratory Ware. Catalog supple ment features Teflon stopcock with a metering valve; also covers burets, funnels, plugs, nitrometer, centrifuge tubes, and other items. Kimble Glass Co. (Cat. Sup. SP-63). L-22 Glass High Vacuum Systems. Cata log covers standard and custom-built systems, parts, and accessories ; also has information on installation and uses. Delmar Scientific Laboratories. L-23 Thermistors. Twelve-page catalog deals with thermistors and varistors of various types; includes drawings, tables, and curves. Victory Engineer ing Corp. (Technical Catalog of Veco Products, 9th Ed.). L-24 Company Magazine. Latest issue has feature article on anesthetics. Also describes various items in the com pany's line. Includes index to volume 27 of the periodical. Fisher Scientific Co. (The Laboratory, Vol. 28, No. 2). L-25 Laboratory Apparatus. Sixteen-page catalog shows various items such as a rotary vane pump, shaker hot plate, balances, incubators, and others; illus trations and prices. Burrell Corp. (An nouncer No. 59-12-72). L-26 Filter Papers. Twelve-page price list includes variety of items: circles, sheets, extraction thimbles, absorption blocks, chromatography papers, cellu lose powders, and others. H. Reeve Angel & Co. (Price List 1011). L-27 Company Periodical. Fall issue fea tures articles on the company's Model 154-D vapor fractometer and the Model 213 hydrocarbon detector; includes in dex to volume 10 of the periodical. Perkin-Elmer Corp. (Instrument News, Vol. 11, No. 1). L-28 Laboratory Apparatus. Sixteen-page illustrated catalog shows large variety of equipment: pumps, furniture, glass ware, balances, syringes, and other VOL. 32, NO. 4, APRIL 1960
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109 A
MANUFACTURERS'
LITERATURE
items. Arthur S. LaPine and Co. (Ap paratus Review, No. 11, 1960). L-29
analysis unit, and other items. The Landsverk Electrometer Co. L-34
Semiconductors. Sixteen-page list in cludes several thousand transistors, di odes and rectifiers, and electrical con necting devices. Newark Electronics Corp. (Semiconductor Directory No. 2). L-30
Hot Plates. Illustrated pamphlet de scribes the Pyrodisc portable electric hot plate, as well as giving information on the company's line of heavy duty hot plates. Lindberg Engineering Co.
Glassware Components. Six-page folder describes company's services in supplying precision glassware and in strument components for laboratory and pilot plant. George K. Porter, Inc. L-31
Disposable Plasticware. Illustrated catalog-folder shows items such as petri dishes, tubes, tissue culture con tainers, counting and phage typing dishes, and others. Falcon Plastics Co. (Cat.F). L-32 Heating Tapes. Single illustrated sheet covers double-element heating tapes for laboratory use; includes prices. Glas-Col Apparatus Co. (Bull. 4-B-l). L-33 Radiation Instruments. Twelve-page brochure describes dosimeters, pocket chambers, a Roentgen meter, isotope
L-35
Laboratory Furniture. Company's complete line is shown, including fume hoods, wall and center tables, distilla tion racks, sink assemblies, storage cases, and others. Duralab Equip ment Corp. (Cat. D-5). L-36 Platinum Resistance Bulb. Data file describes two types of resistance bulb, one for temperature range from —220° to +550° C. and the other for tempera tures to +750° C. Engelhard Indus tries, Inc. L-37 Organic Chemicals. New booklet of 52 pages lists 3700 of the company's chemicals according to functional groups; designed as companion piece to the regular catalog which lists the same compounds alphabetically. Dis tillation Products Industries. L-38
STANDARD "TWO-TIMER" SET IT! ITl
AS SIMPLE AS THAT!
The " T W O - T I M E R " is a rugged, versatile 20-hour timing device w i t h a high rating (1650 watts) for general use as an automatic time control attachment for labora tory, industrial and office equipment. SIMPLE T O USE You just plug the Two-Timer" into a 60-cycle 110 volt line outlet, then if you wish to have α a device turned off at a certain time, plug it into the black socket on the "Two-Timer" or if you want it turned on, plug into the white socket. A multiple socket adapter may be used if you wish more than one device turned on or off at the same time. The dial face is calibrated in hours—set the "Two-Timer" knob at the number of hours (or fraction thereof) you wish to operate (tjrn on or turn off) your equipment. Set it and forget it—it's as simple as that.
SPECIFICATIONS 20 hours. Calibrated in hours thereof. 105-120 volts A . C . 60 cycle. amps at 110 volts (1650 watts).
POWERED by Bristol "Circle B" synchronous -, fc,5°tor, , , ^ y' ' JJ .. ' ' r u 3 3 e d h a m m " t o n < = s t e e l " s e 2 GUARANTEED for one year
CAT. N O . A46400
STANDARD
E A C H $9.95
SCIENTIFIC
Supply Corp..
808 BROADWAY NEW YORK 3, N Y .
Circle No. 156 on Readers' Service Card
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Periodical Catalog. First issue of new periodical catalog shows variety of laboratory equipment: stirrers, pH meters, microscopes, balances, and others; illustrated, prices, 16 pages. Labasco, Inc. (Labasco News, Vol. 1, No. 1). L-*0 Refractory Materials. Eight-page technical folder describes 26 new com pany-produced materials resistant to abrasion, chemicals, corrosion, nuclear radiation, and high temperatures. The Carborundum Co. \.-4Λ Glass Production. Illustrated booklet for students describes how glass is made, and how it is used in science and industry; includes several simple ex periments; 24 pages. Corning Glass Works (Glass in Science and Industry). L-42
Laboratory Glassware. Eight-page illustrated catalog includes 78 new items such as Reverse-taper stopcock plugs, capillary tubing, cylinders, flasks, and pipets. Corning Glass Works (Supplement Nos. 4-10 to Cat. LG-1). L-43
Environmental Equipment. Catalog describes devices for temperature and humidity control; 41 pages, illustrated; temperature conversion chart. Ameri can Instrument Co. (Cat. 560). L-45
FORGET IT!
Π 0 A
L-39
Meter-Relays. Twelve-page catalog shows company's line of instruments for indicating, monitoring, and controlling any variable that can be measured elec trically; diagrams, prices. Assembly l Products, Inc. "44
Turns Apparatus On or Off
RANGE up to and fractions OPERATES on RATED load 15
Optical Square. Twenty-page book let describes the behavior of the Penta prism, which is used for establishing points and planes in optical tooling techniques. Eiigis Equipment Co.
ANALYTICAL CHEMISTRY
LABORATORY APPARATUS REAGENTS AND CHEMICALS
Company Periodical. First issue of new quarterly publication features articles on oxygen therapy for infants, flame analysis of the rarer elements, synthetic drugs, chemical analysis by preparative chromatography, and others. Beckman Scientific and Proc ess Instruments Division (The Ana lyzer, Vol. I, No. 1). L-46 Automatic Fraction Collector. Fourpage bulletin describes Series 1000 unit ; includes illustrations and prices. Chromatography Corp. of America L 47 (Bull. 1000). pH Meter. Data sheet describes the Model 28 AM industrial pH meter, a line-connected instrument for indus trial manufacturing processes. Milton Rov Co. (Data Sheet EIL 28 AM). L-48
