ALBERENE STONE - ACS Publications - American Chemical Society

May 17, 2012 - ALBERENE STONE. Anal. Chem. , 1961, 33 (1), pp 116A–116A. DOI: 10.1021/ac60169a824. Publication Date: January 1961. Copyright ...
0 downloads 0 Views 157KB Size
SURFACE GOES ALL THE WAY THRU

MANUFACTURERS' LITERATURE

Radioisotope Users' Catalog. Illus­ trated 36-page catalog describes a broad range of nuclear accessories and instru­ mentation for radioisotope users in re­ search, industry, medicine, and educa­ tion. Atomic Accessories, Inc. (Cat. C). L-1 Silicone Treated Papers. Four-page technical bulletin discusses three stand­ ard grades of Whatman filter paper in silicone treated form. The three grades are designed for medium, coarse, and fine retention. H. Reeve Angel & Co. {Tech. Bull. 1014). L-2

surface stains can be removed without harming or changing the surface

ALBERENE STONE —for 7 5 years t h e only permanently satisfactory material for chemical laboratory table tops, shelving, sinks, splash backs, drain boards and fume hoods. Prompt delivery.

For FREE literature a n d t e c h n i c a l assistance a d d r e s s : A L B E R E N E

STONE

(A DIVISION OF THE GEORGIA MARBLE COMPANY) 3 8 6 F O U R T H A V E . . N E W Y O R K 16, N . Y. D E P T . C Circle Ne. 16 an Readers' Service Card

A NEW

RINGING-INTERVAL PRECISION - TIMER *

Runs for 3 0 hours with o n e w i n d i n g

*

T i m e is set b y the center k n o b

*

S i d e levers e n e r g i z e alarm a n d start clock

T h e case is made o f d u r a b l e metal a n d is a t t r a c t i v e l y f i n i s h e d in b l a c k w r i n k l e d enamel w h i c h outlasts cases made o f plastics. Dial is 3 V a " in d i a m e t e r . Timer measures 4 3 / · ι " χ 4λ/ί" χ S ' A " and w e i g h s 2 0 ounces.

Cat. No, A46275...Timer,,,each

S ·

$77.25

STANDARD S C I E N T I F I C Supply Corp. 808 BROADWAY NEWYORK3 NY

Circle Να. 132 on Readers' Service Card

116 A

ANALYTICAL CHEMISTRY

Low-Cost Spectrophotometer. Illus­ trated mailing piece briefly describes the DB low-cost recording spectro­ photometer. Has business reply card which may be used for requesting addi­ tional information on various spectro­ photometers. Beckman Scientific and Process Instruments Division. L-4 Mass Spectrometer. Eight-page illus­ trated bulletin describes and gives de­ tailed specifications and applications of the company's Type 21-110 mass spec­ trometer. Consolidated Electrody­ namics Corp. (Bull. 21110). L-5 Gas Chromatograph. Six-page bro­ chure illustrates and gives detailed de­ scription of the company's Model 500 linear programmed high temperature gas chromatograph. Several chromatograms, as well as curves for the air oven, are included. F & M Scientific Corp. L-6

M a r k s a n y length of t i m e from Ά minute t o S hours with a 1 0 second b e l l signal

*

Precision Balances. Illustrated cata­ log describes the company's line of bal­ ances and accessories, and gives sug­ gestions on their proper use. Also in­ cludes discussions on criteria of a good balance and on the history of balances. The Heusser Instrument Mfg. Co. (Cat. 57). 1-3

lAtOKATOBT APPARATUS MAOfNTS AND J CHEMICALS |

Fluids Contamination. Twelve-page manual describes test procedures for determining particulate contamination in hydrocarbons and hydraulic fluids with the aid of membrane filters and filter funnels. Gelman Instrument Co. (Manual le). L-7 Neutron Source. Four-page illus­ trated bulletin describes the low cost Model AN-400 Van de Graaff positive ion accelerator for neutron research, ac­ tivation analysis, and teaching of nu­ clear physics. High Voltage Engineer­ ing Corp. (Bull. AN-4). L-8