PITTSBURGH EXPOSITION
Àlew
chart. (All in one unit without addition or modification) ; XY recorders, logarithmic converters.
FwvtAce Duaft
HUNTER ASSOCIATES LABORATORY, INC. 9 5 2 9 Lee Highway Fairfax, V a .
Exhibiting: Instruments for color, whiteness, and gloss: D25 color difference meter with 45° 0° geometry for diffusely reflecting materials and sphere geometry for transparent, translucent, and metallic objects, direct readout of haze, turbidity, and yellowness, and direct-reading color difference computer; D45 citrus colorimeter for citrus juices and other liquids (reflecting or transmitting) ; D36 distinctness-of-image gloss meter for mirror quality of polished metals and high gloss paints and plastics; D40 reflectometer for white and near-white chemicals, pigments, paper, fibers, and for optical brightener evaluation. INFOTRONICS CORP. 7 8 0 0 Westglen Drive Houston, Texas 7 7 0 4 2
Penhet fit!
Ace Teflon-Clad Joints Provide the ultimate in no-freeze engagement Here is something new: Ace Joints are now available with cementable Teflon sleeves. These sleeves are rugged. You can use them "loose" instead of grease for non-vacuum applications. A series of slightly undercut glass inner members is offered for perfect fit with sleeves. Outer members feature our exclusive polished surface which does not wear the Teflon, fits better, lasts longer. For full information* on Ace Tef-Clad Joints, separate sleeves, epoxy, write Dept. A.
ACE GLASS I N C O R P O R A T E D Louisville,
Ky.,
Vinelafld
N .
J.
Circle No. 54 on Readers' Service Card 112 A
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ANALYTICAL CHEMISTRY
Springfield, Mass.
Exhibiting: Automatic digital integrators for gas chromatograph, amino acid analyzer and other analytical instruments; magnetic tape recording and integrating systems; digitizers for automatic peak height measurements, data acquisition for computers, and automatic readout of colorimet ers, spectrophotometers, etc. INSTRUMENTS, INC. P. O. Box 5 5 6 Tulsa, Okla. 74101
Exhibiting: Model C-40 gas chromatograph. ISOMET CORP. 4 3 3 Commercial Ave. Palisades Park, N. J.
Exhibiting: New x-ray analyzer crystals, electro-optic crystals, light modulators, stable isotopes, scintillation, and optical crystals. JEOLCO (U.S.A.), INC. Japan Electron Optics Laboratory Co.
461 Riverside Ave. Medford, Mass. 0 2 1 5 5
Exhibiting: JES-P-10 ESR radical detector, JNM-RA1 Spectrum Accumulator, JLC-2A liquid column chromatograph, JMS-Of II mass spectrometer. JARRELL-ASH CO. 590 Lincoln St. Walt ham, Mass. 0 2 1 5 4
