PORE SIZE, VOLUME MICROMERITICS'porosirneters quickly determine pore volume, pore size/volume distributions, density and porosity of porous materials. FEATURES • Bulk sample volume to 20 cc, solid pieces to 28 mm dia. χ 30 mm • Measures up to 4 cc pore volume • Pore diameter from 0.0035 to 354 microns • Automatic, digital display of penetration volume • No sample transfer during analysis • 10, 30 or 50 thousand psi pressure • Automatic Intermediate gauge protection • Safe, hydraulic operation rupture disc prevents exces sive pressure • Multiple chambers for rapid analysis of many samples • Isostatlc pressing capability. Model 910 Series has 4.5 cm I.O. χ 18 cm chamber size. The proven Model 900/910 Series Porosimeters force a non-wetting liq uid (mercury) into progressively smaller sample pores by increasing isostatic pressure . . . determine the pore structure and real density of ma terials . . . analyze catalysts, minerals, ceramics, resins, plastics, fibers, pig ments, ores, pharmaceuticals, cos metics, glass, films, graphite, adsor bents, fertilizers, papers, charcoal, nu clear fuels, sintered metals, etc. Simple, easy operating procedures. . . complete with built-in vacuum system and pressure generator. . . safe, low volume, completely hydraulic high pressure system . . . two or four chambers available for simultaneous analysis of multiple samples. Also Available: • Contact Anglometer to measure contact angle between a liquid and a solid, including powders.
AMERICAN CHEMICAL SOCIETY PUBLICATIONS IN MICROFORM • Over a million pages of chemistry's premier publications • Back volumes and current subscriptions available • Copying privileges built in to microfilm subscriptions • Current availability of nonprint materials in microfiche • For full details, write or call: Mr. Kenneth Phillips Special Issues Sales American Chemical Society 1155 16th St. N . W . Washington D C 20036 Tel.: (202) 872-4364 and ask for a free copy of the booklet on the "Information Implosion !"
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CIRCIE 158 ON READER SERVICE CARD 8 8 0 A · ANALYTICAL CHEMISTRY, VOL. 46, NO. 1 1 , SEPTEMBER
1974