NEW PRODUCTS THIS WEEK Equipment

Portable compressor (PT-1200) . Rotary screw unit, de­livering 1200-c.f.m. at 100 p.s.i.g., produces 100% oil-free air; offers flexibility of location and ready movement to permanent plant compressed air systems. Atlas Copco, Inc., Hackensack, N.J. Ε 3 0

Nucleotide analyzer ( Model 111 ). Apparatus separates, identi­fies, and quantitates nucleotides and nucleosides; utilizes anion exchange resin and six-hour liquid column methodology. Beckman Instruments, Inc., Palo Alto, Calif. Ε 31

Gear pump. Small design accepts seven different stuffing box and seal configurations which may be interchangeably mounted on standard pump hub; useful for pressure or vac­uum operations in process industries. Eco Pump Corp., Newark, N.J. Ε 32

Surface radiation pyrometer (Kustotherm). Instrument measures, without contact, temperatures of plastics, wood, rubber, textiles, chemicals, paper, ceramics, within a range of 70° to 500° F . EPIC, Inc., New York, N.Y. Ε 3 3

Level monitor (Model LM10) . Device, designed for sewage transportation, operates on the same principle as underwater sonar in a maximum range of 10 feet. Its span is adjustable from 2 inches to 1 foot or 2 inches to 10 feet. Western Marine Electronics, Seattle, Wash. Ε 3 4

Chemicals

High-density polyethylene resin (Petrothene LB 733) . Prod­uct provides good stiffness, stress-crack resistance, and uni­form wall thickness required for making blow-molded de­tergents and general-purpose bottles. U.S.I. Chemicals, New York, N.Y. C 63

Dimethyl sulfoxide ( D M S O ) . Specially purified for use as a spectroanalytical solvent, reagent dissolves most aromatic and unsaturated hydrocarbons, organic nitrogen compounds, or-gano sulfur compounds, and many inorganic salts. Fisher Scientific Co., Pittsburgh, Pa. C 6 4

Granular microcrystalline cellulose (Avicel PH-102) . Ma­terial with particle size of about 140 microns improves phar­maceutical tableting, as an excipient in formulations where increased flowabihty is desired; creates tablets with high hardness level and low friability. FMC Corp., American Viscose Division, Philadelphia, Pa. C 65

Literature

Polarizing microscopes catalog. Covers instruments for re­search, education, petrography, quality control, and many microscopy applications; describes accessories, auxiliary equip­ment, and dispersion staining techniques. Bausch & Lomb, Rochester, N.Y. L 1

Silicone foam control agents booklet. Describes complete line of products with suggestions for their industrial applica­tions in such industries as chemical processing, food and drug, petroleum, textile, and paper. General Electric Co., Waterford, N.Y. L 2

Liquid anhydride epoxy hardener (Nadic 200) . Unsaturated cycloaliphatic acid anhydride is used as a hardener for curing epoxy resins. Resins treated have good electrical, elongation, and heat deflection temperature values. Allied Chemicals Corp., New York, N.Y. C 60

Pipe selection guide. Designed to help select type of glass-fiber-reinforced plastic pipe, storage or air handling equip­ment in 300 corrosive industrial chemicals; lists chemical resistance and temperature capabilities of products. Amercoat Corp., Brea, Calif. L 3

Oxidizing microbicide (Dearcide 719) . Stabilized solution of chlorine dioxide, noncorrosive to metals, microbicide con­trols microorganisms in cooling water systems when toxic non-oxidizing microbial control agents cannot be tolerated in plant effluent; compatible with other treatments. W. R. Grace & Co., Chicago, 111. C 61

Silicone paste (Eccosil TP-51) . Thixotropic RTW silicone paste is designed for nonflowing, high-thermal conductivity applications; supplied as a two-part system. Emerson & Cuming, Inc., Canton, Mass. C 6 2

Corrosion-resistant polyethylene tanks catalog. Carries line of tanks for processing and storage, with liquid-handling ac­cessories; features high-density polyethylene tanks for con­tinuous use at 180° F. and intermittent service to 212° F . Nalge Co., Rochester, N.Y. L 4

Intermediates for peptides synthesis brochure. Lists inter­mediates for peptide synthesis and 19 amino acid N-carboxy anhydrides; features insoluble polymers functioning as carriers of reactive amino acyl groups. Miles Laboratories, Inc., Elkhart, Ind. L 5

For more information on products listed, check the appropriate numbers on the coupon below and mail.

May 6, 1968

Name

Title

Company

Inquiry coupon is valid if received by August 5. Functions A D Management G Β • Process Research & Development Η G D Product Research & Development I D D Basic Research Τ Ε D Plant Operations Κ F D Engineering Design & Construction

D Analysis/Testing D Marketing/Sales D Purchasing D Consulting D Teaching-Student

Street Industry

City, State, Zip No.

Ε 30 31 32 33 34 C 60 61 62 63 64 65 L 1 2 3 4 5

A ( ) Engineering and Construction Κ Β ( ) Food and Kindred Products G ( ) Textile Mill Products L D ( ) Paper and Allied Products M Ε ( ) Government Ν F ( ) Chemicals and Allied Products Ο G ( ) Elastomers, Polymers, Plasticizers Ρ Η ( ) Drugs Λ . „ . , . S I ( ) Detergents, Cosmetics, Specialties R J ( ) Paints, Varnishes, etc. S

Τ

) Petroleum Refining, Asphalts, Lubricants

) Rubber and Plastic Products ) Independent Laboratories ) Consultants ) Primary Metal Industries ) Fabricated Metal Products ) Machinery and Equipment ) Transportation Equipment ) Instruments and Control ) Education

Clip & Mail to: C&EN Readers' Information Service, Publishers Data Center, Inc., 51 Madison Ave., Room 1516, New York, N.Y. 10010

50 C&EN MAY 6, 1968