MANUFACTURERS' LITERATURE U-V Spectra. Publication shows spec tra of 1000 organic compounds. Also contains complete labelling of the spec tra: name from Chemical Abstracts, structural and molecular formulas, molecular weight, melting or boiling point, the source, and the method of preparation for scanning, cell thick ness, slit opening, and scanning time, and the instrument used. Sadtler Re search Laboratories (Ultra-Violet Ref erence Spectra). L-l Infrared Spectra. Offers spectra of the Coblentz Society. Scanning, nam ing, and formulation data are those of society members. Approximately 400 spectra will be published in near fu ture. Edited to eliminate duplicates. Sadtler Research Laboratories (Co blentz Society Spectra). L-2 Spectrographic and Analytical Equip ment, Laboratory Services. Looseleaf catalog consists of 12 individual product bulletins that define construc tion, features, and specifications. Na tional Spectrographic Laboratories, Inc. L-3
Vacuum Tubing. Tygon tubing (Formulation R-3603) is available in six standard bore sizes from 3/16 to 1 inch. Has wall thicknesses from 3/16 to % inch. Each size will withstand approximately full vacuum at normal room temperature. U. S. Stoneware Co. (Bulletin Τ-97). L-4 Muriatic Acid. Manual covers history of muriatic acid, properties of muriatic acid solutions, and its principal reac tions and uses. Handling, health and safety considerations, and analysis are discussed. The 44 pages include draw ings, tables, and graphs. The Dow Chemical Co. (Dow Muriatic Acid). L-5
Salicylaldehyde. Bulletin gives phys ical properties, reactions, uses, toxicological information, and a bibliography of reaction and use references. The Dow Chemical Co. 1-6 Amino Acid Analyzer. Twelve-page bulletin gives applications and specifica tions of Model K-5000 automatic re cording amino acid analyzer for separa tion, identification, and quantitative analysis of amino compounds. Phoenix Precision Instrument Co. (Bull. K-5000). L-7
Crucibles. Folder describes zirconium fusion crucibles and covers, available in four sizes. Prices included. Oregon Metallurgical Corp. L-8 Laboratory Baths. Eight-page bul letin describes a variety of Magni Whirl baths. Includes specifications, illus trations, and prices. Chicago Appara tus Co. (Bull. 1285). L-9 Spectroscopy. Twelve-page bulletin describes, with spectrum charts, ad vances in structural studies in the 250 to 750 molecular weight range by nu clear magnetic resonance. Varian As sociates (Tech. Bull. Vol. 2, No. 3). L-IO
Refrigerated Centrifuge. Twelvepage bulletin describes a refrigerated centrifuge and other laboratory instru ments. Aloe Scientific (New & Recent Devices, Jan. 1959). L-l 1 Recording
Automatic
Analyzers.
Eighty-four-page catalog describes analysis of water, and analyzers of chlorine and fluorine. Includes prices for apparatus and reagents required. Hach Chemical Co. (Cat. β). L-l2 Dimer Acid. New 28-page compila tion shows 113 patent abstracts and 27 articles dealing with use of dimer acid, a mixture of dibasic and tribasic acids. Emery Industries, Inc. (Tech. Bull. 412). L-l3 Laboratory Reagents. Eight-page bulletin gives prices of common re agents and industrial chemicals. Ar thur S. LaPine & Co. L-l4 Research Chemicals. Sixty-page cata log lists about 250 research chemicals, including 120 new ones since last cata log. Information includes formula, properties, description, and size of sam ple. Dow Chemical. (Research Chemicals from Dow, 1959 ed.). L-l 5 C.B.R. System. Twenty-four-page booklet describes standardized labora tory enclosed work areas designed on principle of "concentrate and confine" to increase personal safety and effi ciency. Kewaunee Manufacturing Co. (Bulletin Al A file 35). L-16 Scintillation
Counting
Materials.
Cost and technical information on scin tillation grade fluorescent chemicals and plastic scintillators are given in 4page brochure. Pilot Chemicals, Inc. (Bull. 591). L-l 7
Infrared Accessories. Three data sheets describe a variable thickness liquid absorption cell, a small volume gas cell, and an evacuable KBr die for the company's IR spectrophotometers. Perkin-Elmer Corp. L-l 8 Sodium Formate. Booklet gives specifications, properties, characteris tics, and some uses of sodium formate. Bibliography has 32 entries. Eight pages. Heyden Newport Chemical Corp. L-l 9 Power Supplies. Four-page illus trated brochure gives basic data on the company's Hybrid Series of voltage regulated power supply packages. Kepco Laboratories, Inc. L-20 Chromatography Instruments. Illus trated catalog describes about 135 in struments and accessories for gas and vapor chromatography, plus 158 list ings of partitioning agents. Fifty-two pages. BurrellCorp. {Cat. 84). L-21 Multiplier Phototubes. Ninety-page catalog discusses operational theory, applications, and specifications for standard and special multiplier photo tubes. Allen B. Du Mont Laboratories, Inc. (Du Mont Multiplier Phototubes). L-22 Automatic Tube Centrifuge. Fourpage illustrated publication describes a unit for sequential ccntrifugation of a large series of tubes, from automatic loading through the entire cycle to au tomatic unloading. Research Special ties Co. (RSCo Review, Vol. 1. No. 5). L-23
Spectrometer Accessories. Series of loose-leaf inserts, illustrated, describe items such as infrared gas cells, cell window polishing kits, KBr dies, and others. Research and Industrial In struments Co. L-24 Infrared Analyzer. Revised bulletin describes operation and specifications of the Series 700 infrared analyzer. Analytic Systems Co. (Bull. 700). L-25
Plastic Laboratory Ware. Twentypage catalog lists various items made of polyethylene, polyurethane, poly propylene, polyvinyl, and nylon. Prices included. Ace Glass Incorporated (Cat. 6358). L-26 Relative Humidity Recorder. Data sheet describes combination of recorder and wet and dry bulb assembly for VOL. 31, NO. 7, JULY 1959 • 9 1 A
MANUFACTURERS' LITERATURE regulating relative humidity in test chambers. Leeds & Northrup Co. (Data Sheet ΝD46-92-1 ) . L-27 Muriatic Acid. Forty-page brochure gives data on production, uses, prop erties, and handling. Has 26 graphs and tables, and a short bibliography. Stauffer Chemical Co. L-28
OFFERS THE FINEST PROPERTY VALUES FOR FINER PRODUCTS • Absolute Chemical Purity • Extreme Heat Resistance • Thermal Shock Resistance • Chemical Inertness • Outstanding Electrical Properties • Full Range Radiant Energy Transmission In laboratories and other applications where critical requirements must be met, there is no room for second best. V i t r e o s i l
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Please send technical data on Company
Name Street City
Zone
State _
Circle No. 77 on Readers' Service Card 92 A
·
Laboratory Chromatograph. Bul letin describes high temperature instru ment, which can resolve and analyze substances with boiling points as high as 600° C. Consolidated Electrody namics Corp. (Bull. 1847). L-30 Thermometer Standards. Two sets of tentative standards produced by SAMA committees cover bimetallic thermometers and liquid-in-glass indus trial thermometers. Scientific Appara tus Makers' Association (SAMA Std. RC4a-9-1958 and SAMA Std. RC7a9-1958). L-31 Radiochromatography. Illustrated 4-page bulletin discusses use of radio activity in paper chromatography. Ap plications, basic techniques, qualitative identification, and quantitative deter minations are among topics covered. Nuclear-Chicago Corp. (Tech. Bull. 4). L-32 Dewar Flasks. Illustrated 50-page catalog covers complete line of Dewar flasks and systems, as well as vacuum gages and a mercury diffusion pump. H. S. Martin & Son (Cat. 59). L-33 Radioactivity
Safety
Problems.
Latest issue of publication discusses problems in industrial use of radioac tivity which pose potential hazard to plant and community. Nuclear Science and Engineering Corp. (Radioactivity at Work, No. 16). L-34
conven
ience, use the coupon be Engineering
Portable Moisture Monitors. Bul letin describes Type 26-301, with a range of one to 1000 p.p.m., and Type 26-302, with a range of one to 20,000 p.p.m. Consolidated Electrodynamics Corp. (Bull. 1834Q. 1-29
ANALYTICAL CHEMISTRY
Utility Baths. High and low tempera ture utility baths for the laboratory are described and illustrated in a 4-page bulletin. Soiltest, Inc. (Bull. 1285). L-35 Radiation in Industry. Use of x-rays and gamma rays for nondestructive in spection and product testing is de scribed in 12-page illustrated booklet. Picker X-Eay Corp. (Are You in This Profit Picture ? ) . L-36 Fused Quartz. Data on 6 types of optical fused quartz and their use are included in data file. Includes grain structure, prevalence of small bubbles,
strain, and fluorescence. Industries, Inc.
Engelhard 1-37
Bi-Distillation Apparatus. Data file describes fused quartz apparatus which automatically distills and redistills in a single operation. Engelhard Indus tries, Inc. L-38 Electronic Thermometers. Four-page bulletin gives specifications and prices for the Thermophil battery-powered series and various probes. Atkins Technical Inc. (Bull. T/VG-Voxx). L-39 Autrometer. Booklet deals with ap plications, operating principles, and specifications for the Autrometer. Eight pages, illustrated. Philips Elec tronics, Inc. (Norelco Autrometer, Automatic Indexing X-Ray Spectro graph) . L-40 Colorimetric Analyzers. Details on industrial trace analyzers for dissolved silica, dissolved oxygen, and total water hardness are given. Milton Roy Co. (Bull. 1156-1). L-41 Plastic Laboratory Apparatus. De scriptions and specifications for poly ethylene and polypropylene ware, such as beakers, funnels, graduates, and bottles, are given. Twenty-four pages. TheNalgeCo. (Cat. Η459). 1-42 Recording
IR
Spectrophotometer.
Brochure gives instrument specifica tions and performance data for the IR-5 Double-Beam instrument. Twenty pages. Beckman Scientific and Process Instruments Div. (Bull. 724) • L-43 Pulse Generator. Features, perform ance, and specifications of the Tullamore Model PPG-1 are covered in single page. The Victoreen Instrument Co. (Form 3020-9). L-44 Moisture in Rice. Moisture deter mination in converted long grain rice, using the Model 104 NMR Analyzer, is discussed. Calibration curves in cluded. Schlumberger Well Surveying Corp. (Mat. Study Rpt. No. 14.58). L-45 Radioisotope Measurements. Fourpage brochure explains use of radio isotopes for quality control in continu ous process operations. Radiation Counter Laboratories, Inc. L-46 Tissue Culture Apparatus. Twelvepage bulletin describes complete line for tissue culture experimentation. Illustrated, prices included. Kontes Glass Co. (Bull.TCS). L-47 Chromatography Equipment. Cata log, 68 pages, shows wide variety of chromatography and electrophoresis
MANUFACTURERS' LITERATURE equipment. Illustrations and prices. Research Specialties Co. 1-48 Voltmeters and Ammeters. Bulletin describes 1-, 2-, and 3-pen recording instruments, both portable and wall or panel mounted. The Bristol Co. (Bull. E-llll). L-49 Specific Gravity Indicators. Descrip tion and drawings of an instrument for continuous measurement of liquid specific gravity are given. Schutte and Koerting Co. (Bull. 18S). L-50 Environmental Chambers. Illustrated 12-page catalog describes complete line of environmental test chambers. American Research Corp. (Cat. 59). L-51
about LABORATORY COSTS?
Boron Chemicals. Four-page bulletin lists physical properties of 17 chemicals common to boron chemistry and re lated fields. Suggested uses also given. Callery Chemical Co. 1-52
-p Save:
X-Ray Article Reprints. Three re prints on x-rays in scale analysis, dia mond tools, and smelting research were published in technical journals. Philips Electronics, Inc. L-53 Vycor Silica Glass. Properties of ten 96% silica glasses are given. Charts, tables, and photographs included. Eight pages. Corning Glass Works (Bull. B-91). L-54 Mixer/Mill. Four-page bulletin de scribes impact shaker for laboratorysize samples. Typical grinding results on various materials given. Spex In dustries, Inc. L-55 Analytical Service. Brochure de scribes mass spectrometer analyses done by CEC. Discusses sample, in formation, and time required. Typi cal analytical report shown. Consoli dated Electrodynamics Corp. (Bull 1813). L-56 Chemical Testing Service. Facilities for testing and research on many chemical materials described. Also describes Standards Inspection Service for laboratory apparatus and glass ware. U. S. Testing Co. (Bull. 5901). 1-57 Semiconductor Directory. About 2200 transistors, diodes, and rectifiers listed along with prices in 16 pages. Newark Electric Co. (Industrial News Letter, April 1959). L-58 Film Badge Service. chure describes film types of badges, and control methods used. Jr. & Co.
Eight-page bro badge service, evaluation and R. S. Landauer, L-59
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ACE GLASS INCORPORATED IMI:H«I:I.I
NEW JERSEY
LOUISVILLE, K Y . , Box 9 9 6
Circle No. 11 on Readers' Service Card VOL. 3 1 , N O . 7 , JULY
1959
•
93
A
