Nuclear Materials & Equipment Corporation

• •*·?! -S· ."JViv Am 241 :Be NEUTRON SOURCES For Activation Analysis and other applications requiring a PURE NEUTRON FLUX Am:Be Neutron Source Characteristics Specific activity: 3.326 curies/gram Neutron yield: approx. 2 χ 10 6 neutrons/sec./curie Gamma output: negligible—almost monoenergetic 60 Kev gamma Half life: 458.1 years Available in all curie sizes, NUMEC Am:Be sources offer: Proven Source Design Double Encapsulation Hi-Integrity Welds For information on Am:Be and Pu:Be neutron sources, contact: NUMEC ® Nuclear Materials & Equipment Corporation Apollo, Pa. Phone: GRover 2-8411 Cable: NUMEC TWX: APO-276 Circle No. 116 on Readers' Service Card NEW PRODUCTS Permanent magnet with field variation capabilities of electron magnets is claimed by the manufacturer. Ro- tation of knurled shunt ring allows variations of magnetic field over range of 20 to 1 for any gap setting. The gap is adjustable and pole faces may be interchanged. It uses no power. Variflux. Laboratory for Science, 5431 College Ave., P.O. Box 2925, Oakland 18, Calif. 429 Gas Flow Control A gas flow control apparatus permits passage of very minute gas streams. The fiW rate is variable by adjusting a mercury reservoir. Applications are envisioned in gas chromatographj-, spectroscopy, and leak systems. Gas flows in the order of molecules per unit time are claimed. Model No. 1611. Kahl Scientific Instrument Corp., P.O. Box 1166, El Cajon (San Diego), Calif. 430 BEL-ART Olefin analyzers may be used in laboratory or field to determine concentration of olefins in gas samples, gas streams, or in the atmosphere. These operate on the principle of passing gas samples through sensing solutions containing bromine. Model 810-1 has olefin analysis range of 0 to 7 and 0 to 25 p.p.m./vol. Model 811-1 covers a range of 0 to 100 and 0 to 1000 p.p.m./vol. They are equipped with a recorder. Power supply needed is 115 volts. Models 810-1 and 811-1. Mast Develop- ment Co., Inc., 2212 E. Twelfth St., Davenport, Iowa. 431 Soak. . . Rinse. . . Wash. . . PIPETTES . . . automatically Soak pipettes in the cushioned polyethylene jar, wash in the polyethylene automatic rinser. Modern up-to- date design . . . chemically resistant and easily cleaned. Note the easy grip carrying basket. . . there is no handle in the way of longer pipettes. DON'T BREAK TIPS Pipettes last longer with Bel-Art Pipette Washers. Pipettes rest on soft, pliable Poly- ethylene Foam Discs, supplied FREE with every basket and jar. No breakage here . . . pipette tips are protected. Another Bel-Art advantage. BUY IN ECONOMICAL COMBINATIONS Use the rinser by itself . . . or use Bel-Art's exclusive money-saving combinations . . . rinser and basket, or rinser, basket and jar. This handy equipment is available in a variety of sizes. Lookforthem at your Lab Supply House. Money-saving offer on Pipette Washing Apparatus found on page 23 of our 44-page catalog. FREE: Complete catalog on request BEL-ART PRODUCTS, PEOUANNOCK. N. J. OXbow 4-0500 The MOST COMPLETE line of Plastic Laboratory Ware available from ONE source Circle No. 152 on Readers' Service Card VOL. 34, NO. 7, JUNE 1 962 · 1 2 9 A

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Transcript of Nuclear Materials & Equipment Corporation

Page 1: Nuclear Materials & Equipment Corporation

• • * · ? !

-S· ."JViv

Am2 4 1:Be NEUTRON SOURCES

For Activation Analysis and other applications requiring a

PURE NEUTRON FLUX Am:Be Neutron Source Characteristics

Specific activity: 3.326 curies/gram

Neutron yield: approx. 2 χ 106

neutrons/sec./curie

Gamma output: negligible—almost monoenergetic 60 Kev gamma

Half life: 458.1 years

Available in all curie sizes, NUMEC Am:Be sources offer: Proven Source Design Double Encapsulation Hi-Integrity Welds

For information on Am:Be and Pu:Be neutron sources, contact:

NUMEC® Nuclear Materials & Equipment Corporation Apollo, Pa. Phone: GRover 2-8411 Cable: NUMEC TWX: APO-276

Circle No. 116 on Readers' Service Card

NEW PRODUCTS

Permanent magnet with field variation capabilities of electron magnets is claimed by the manufacturer. Rotation of knurled shunt ring allows variations of magnetic field over range of 20 to 1 for any gap setting. The gap is adjustable and pole faces may be interchanged. It uses no power. Variflux. Laboratory for Science, 5431 College Ave., P.O. Box 2925, Oakland 18, Calif. 429

Gas Flow Cont ro l

A gas flow control apparatus permits passage of very minute gas streams. The fiW rate is variable by adjusting a mercury reservoir. Applications are envisioned in gas chromatographj-, spectroscopy, and leak systems. Gas flows in the order of molecules per unit time are claimed. Model No. 1611. Kahl Scientific Instrument Corp., P.O. Box 1166, El Cajon (San Diego), Calif. 430

BEL-ART

Olefin analyzers may be used in laboratory or field to determine concentration of olefins in gas samples, gas streams, or in the atmosphere. These operate on the principle of passing gas samples through sensing solutions containing bromine. Model 810-1 has olefin analysis range of 0 to 7 and 0 to 25 p.p.m./vol . Model 811-1 covers a range of 0 to 100 and 0 to 1000 p.p.m./vol . They are equipped with a recorder. Power supply needed is 115 volts. Models 810-1 and 811 -1 . Mast Development Co., Inc., 2212 E. Twelfth St., Davenport, Iowa. 4 3 1

Soak. . . Rinse. . .

Wash. . .

PIPETTES . . . automatically

Soak pipettes in the cushioned polyethylene jar, wash in the polyethylene automatic rinser. Modern up-to-date design . . . chemically resistant and easily cleaned. Note the easy grip carrying basket. . . there is no handle in the way of longer pipettes.

D O N ' T BREAK T I P S

Pipettes last longer with Bel-Art Pipette Washers. Pipettes rest on soft, pliable Polyethylene Foam Discs, supplied FREE with every basket and jar. No breakage here . . . pipette tips are protected. Another Bel-Art advantage.

BUY I N E C O N O M I C A L C O M B I N A T I O N S

Use the rinser by itself . . . or use Bel-Art's exclusive money-saving combinations . . . rinser and basket, or rinser, basket and jar. This handy equipment is available in a variety of sizes. Lookforthem at your Lab Supply House.

Money-saving offer on Pipette Washing Apparatus found on page

23 of our 44-page catalog. FREE: Complete catalog on request

BEL-ART PRODUCTS, PEOUANNOCK. N. J. OXbow 4-0500

The MOST COMPLETE line of Plastic Laboratory Ware avai lable f rom ONE source

Circle No. 152 on Readers' Service Card

VOL. 34, NO. 7, JUNE 1 962 · 1 2 9 A