Product Capsules
CAMBRIDGE GAS ANALYZERS Labor saving—profit
Laboratory Supplies, Disposable. Disposable plastic dishes, funnels and supports, wraps, cups, and trays prevent cross contamination and eliminate need for washing, sterilizing, storing. Scientific Products, Div. of American Hospital Supply Corp., 2020 Ridge Ave., Evanston, 111. 33A
producing!
Cambridge Gas Analyzers con tinuously analyze and simultane ously record on one chart from one to six constituents of a gas. They may be used for most simple and many complex mixtures of gases. Dependable and laborsaving, these Analyzers make pos sible increased efficiency and savings in the operation of steam generating plants, cement kilns, blast furnaces; in the production of inert gases; in metallurgy, in petroleum refining and other chemical processes. 3-POINT
Laboratory Ware, Glass. Circle 10A for brochure on the use of laboratory glassware. Doerr Glass Co., Vineland, N.J. 10A Laboratory Ware, Glass. Company's "Pyrex" brand glass No. 7740 provides mechanical strength, chemical and heat resistance. Limit of error of 2000 ml flasks is ±0.50 ml. Corning Glass Works, 69-8 Crystal St., Corning, Ν. Υ. 29Α Laboratory Ware, Glass. Circle 40A for new supplement describing the new Ace "Mini-Lab." Includes information on distilling receivers, condensers, dry ing apparatus, adapters, and flasks. Ace Glass Inc., Vineland, N. J. 40A
RECORDING
Send for literature mentioning application
G A S ANALYZERS (Co 2 ,H 2 ,CO)
Mechanical Pencils. Mechanical pen cil has new formula lead that marks on anything with liquid-like ease. Streak-free color covers evenly, is durable, yet removes by a damp cloth. Six colors. Circle 82A-1 for sample. Blaisdell Pencil Co., Bethayres, Pa. 82A-1
CAMBRIDGE INSTRUMENT COMPANY INC. 3514 Grand Central Terminal, New York 17, Ν. Υ. PIONEER MANUFACTURERS OF PRECISION INSTRUMENTS For further information, circle number 90 A-1 on Readers' Service Card, page 99 A
Best for QUALITY CONTROL
and RESEARCH ANALYSIS
Mills, Jar. Circle 78A for bulletin de tailing the following features on com pany's unitized jar mills: "no-creep" rollers, easily adjusted rolls, oversized oilite bearings, sturdy welded steel frame, long-wearing rolls, and wide range of sizes. U. S. Stoneware Co., Akron, Ohio 78A
Highest dispersion and resolution of any spectrograph!
VU
3.4 METER CONVERTIBLE
SPECTROGRAPH The JAco Ebert offers highest resolution and dispersion, assures unsurpassed precision and sensitivity for analyses of ordinary materials as well as superalloys, rare earths and transuranic materials. Only the JAco Ebert embodies every desired feature for fast, reliable results plus simplicity of operation never before attained in so versatile a spectrograph. Normal peak analytical limits are easily extended through use of optional Order Sorter. Learn more about the JAco Ebert — write today for free 8-page catalog.
Flexible: High dispersion for routine analyses . . . ultra-high dispersion and resolution for checking line inter ference, line shape, self-reversal; for
îsotopic analyses.
Simple: Easily operated by non-technical personnel. Stigma tic: Greater reliability, versatility . . eliminates critical adjustments. Wide Coverage: W i t h 20" camera, single exposure records — at high dispersion — the most sensitive lines of all metallic elements (except alkalies).
Jarrell-Ash
Company
32 Farwell Street, Newtonville, Massachusetts
90 A
·
San Mateo. Calif. * Tinley Park, I I I . New York, Ν. Υ. Dallas, Texas Pittsburgh, Penna. Atlanta, Ga. For further information, circle number 90 A-2 on Readers' Service Card, page 99 A ANALYTICAL CHEMISTRY
Melting Point Apparatus. Circle 41A-1 for specifications on improved instrument for testing any material having a distinct melting point at tem peratures between 50° and 250° C. Parr Instrument Co., Moline, 111. 41A-1
j 1 § m
i
pH Meters. Circle 56A for bulletin on the Beckman "Zeromatic," a new, lineoperated instrument for fast, routine pH measurement with an accuracy of 0.1 pH and reproducibility of 0.02 pH. Instrument features push-button con trol and automatic drift compensation. Arthur H. Thomas Co., Vine St. at 3rd, Phila. 5, Pa. 56A pH Meters. Circle 84A for data file describing the following Beckman pH. meters: pocket, Model N-l, Model N-2, "Zeromatic," Model G, Model GS, and buffers and accessories. Scien(Continued on page 92A)
