fTû4&c£a£zuuâ> OMO, 7ffîee€ùta& Symposium Spectroscopic
on
will b e m a d e with t h e understanding t h a t the specifications represent the best thought a t the present t i m e , additional revisions t o be m a d e when necessary. P r i m a r y consideration will be given to glass apparatus. Suggestions should be forwarded t o the chairman, in care of Hoffmann-LaTtoche, Inc., N u t l e y , N . J.
Equipment
T h e Society for Applied Spectroscopy, in cooperation with the Polytechnic Insti t u t e of Brooklyn, announces a Symposium on Spectroscopic E q u i p m e n t , to b e held at the institute, 85-99 Livingston St., Brooklyn 2, Ν . Υ., on M a y 22. T h e r e will be a morning a n d an afternoon session. W. L. P a r k e r is chairman. T h e latest development on i n s t r u m e n t s in t h e field of absorption and emission spectroscopy will be exhibited.
Standardization Microchemical
IFT
A Committee for the Standardization of Microchemical A p p a r a t u s has been ap pointed b y P. J. Elving, chairman of the Division of Analytical a n d Micro C h e m istry of t h e ACS. The members of this committee are Al Steyermark, chairman, H. K. Alber, V. A.*Aluise, E. W . D . Huffman, J. A. Kuck, J. J. Moran, and C. O. Willits. T h e intentions of the group a r e (1) where needed, to revise a p p a r a t u s recom mended b y the former Committee for the Standardization of Microchemical A p p a ratus and (2) to recommend specifications for other items of quantitative-micro, -semimicro, and -ultramicro apparatus, After this, attention will be given t o the qualitative field. All recommendations
WPRA Meets
Baton Rouge, Louisiana State Uni Apr. 1 versity Boulder Dam, Las Vegas, Nev. Mar. 30 Cincinnati, Engineering Society Headquarters (Saturday lecture Apr. 3 series)
International Union of
2 6,
NO.
12
»
»
Galveston
Crystallography
At t h e invitation of the American So ciety for X - R a y a n d Electron Diffraction and of the Crystallographic Societ}' of America, the first general assembly and in-
of the
ACS SUBJECT
J. C. Bailar, Jr. E . G. Rochow M . G. Mellon
M A R C H
2 2,
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Vûlm
Ί LntKbA
TAYLOR C o m p a r a t o r s offer you guaranteed color standards GIVE FAST SIMPLE ACCURATE DETERMINATIONS OF pH, CHLORINE AND PHOSPHATE
SPEAKER
W. H. Martin Indiana, Hotel Warren, Indianap Mar. 30 olis (noon meeting) Louisiana, Tulane University, Apr. 2 J . C. Bailar, Jr. New Orleans Maryland, Johns Hopkins Univer Apr. 2 R. K. Witt sity, Baltimore Northwestern Utah, University of Mar. 29 E. G. Rochow Utah, Salt Lake City San Diego, Consolidated-Vultee Apr. 1 E. G. Rochow Cafeteria Southeast Kansas, Stilwell Hotel, Mar. 31 W. B. Burnett Pittsburg Southern California, Rodger E. G. Rochow Young Auditorium, Los Angeles Apr. 2 Western Connecticut, Hugo's Res Mar. 30 R. M. Fuoss taurant, Stamford
V O L U M E
in
T h e thirty-sixth a n n u a l m e e t i n g of the Western Petroleum Refiners' Association will b e held in Galveston, Tex., April 5 through 7, a t the Galvez H o t e l . Tech nical sessions will begin a t 2:00 P.M., April 5.
Local Sections DATE
Conference
Philadelphia will be t h e site of the eighth annual conference of t h e I n s t i t u t e of Food Technologists, J u n e 6 to 10. Technical sessions, exhibits, and p l a n t tours have been planned by t h e Philadel phia Section, I F T , a s host. M a n y foreign delegates a r e expected to a t t e n d . H e a d quarters will be t h e Benjamin Franklin Hotel.
of Apparatus
PLACE
Illustrated is t h e T a y l o r Model T - O p K C o m p a r a t o r — basic set of the T a y l o r line. All p H slides and m a n y others m a y b e used o n this base. In m a k i n g a determi n a t i o n , the prepared sample i s placed in t h e middle t u b e in t h e base, t h e slide m o v e d across until t h e colors m a t c h , and. . .
Isomerism—Organic and Inorganic Silicones Present Trends in Analytical Chemistry Emission Spectrochemical Analysis Film on sulfur—sponsored by the Bureau of Mines Isomerism—Organic and In organic Recent Developments in Laminated Plastics Silicones Silicones Research dustry Silicones
for
Polyelectrolytes
Kansas
In
All Taylor Liquid Color S t a n d a r d s carry an unlimited guarantee against fading. Nine s t a n d a r d s , a complete set for each indicator, a r e enclosed in one slide, so t h e r e are no single s t a n d a r d s t o handle. A com plete p H , chlorine or p h o s p h a t e de termination can be m a d e in n o t m o r e than 2 minutes from start t o finish. Base a n d slide are molded of durable plastic a n d m a n y slides m a y be used with one b a s e . E a c h set is completely portable.
ASK
rOR
THIS FREE
BOOK
Theory and application of pH, Chlorine and Phosphate control in 34 basic indus tries. Gives illustrated and detailed descriptions of all Taylor sets. Write direct for your FREE copy. See your dealer for equipment.
W.A.TAXLORAcSD k 418 RODGIRS FORGE RD. - BAÎ.TIM0RE-4, MD.
1948
883
ASSOCIATIONS ternational congress of the International Union of Crystallography will be held at Harvard University, Cambridge, Mass., from July 28 t o Aug. 3. Those planning to attend the meeting should inform Clif ford Frondel, Mineralogieal Laboratory, Harvard University.
Bacteriologists
Meet
The annual meeting of the Society of American Bacteriologists will be held in Minneapolis, Minn., May 10 through 14 with headquarters a t the Nicollet Hotel. There will be sessions on general agricul ture, industrial, and medical bacteriology, immunology, and comparative pathology.
British Rubber Technology Conference
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AMERICAN
CHEMICAL
SOCIETY
AMERICAN CHEMICAL SOCIETY.
Chicago,
111. April 19-23. 113th national meet ing.
all-metal THE R M O M E T
The 1948 Rubber Technology Confer ence in London, England, will take place June 23, 24, and 25 a t the Central Hall, Westminster. Sections have been organ ized on natural and synthetic rubber la texes, chemistry of rubber, physics of rub ber, testing and analysis, synthetic rub ber, compounding ingredients, fibers and textiles, and developments in factory proc esses and products since 1938. Sponsoring organization is the Institution of the Rub ber Industry, 12, Whitehall, London S.W. 1, England.
AMERICAN
ERS
Clear, b o l d l y m a r k e d s c a l e s m a k e W e s t o n s p r e f e r r e d f o r inaccessible locations. E a s i l y m o u n t e d a t a n y a n g l e f o r c o n v e n i e n c e in r e a d i n g . S t u r d y , a l l - m e t a l W e s t o n c o n s t r u c t i o n a s s u r e s y e a r s of a c c u r a t e d e p e n d a b i l i t y . A v a i l a b l e in sizes, r a n g e s a n d s t e m l e n g t h s for m o s t a p p l i c a t i o n s . Ask y o u r l o c a l j o b b e r or W e s t o n r e p r e s e n t a tive f o r c o m p l e t e i n f o r m a t i o n . W e s t o n E l e c t r i c a l I n s t r u m e n t C o r p o r a t i o n , 660 F r e l i n g h u y s e n A v e n u e , N e w a r k 5, New Jersey.
CHEMICAL
SOCIETY.
114th
national meeting. Eastern session: Washington, D . C , Aug. 30-Sept. 3; Midwest session: St. Louis, Mo., Sept. 6—10; Western session: Portland, Ore., Sept, 13-17.
DIVISION OF COLLOID CHEMISTRY.
Mas
sachusetts Institute of Technology, Cambridge, Mass. June 23-25. Twenty-second National Colloid Sym posium.
DIVISION
O F PHYSICAL
Other
Scientific
AND INORGANIC
CHEMISTRY, ACS. Syracuse Univer sity, Syracuse, Ν . Υ. June 28-30. Symposium on Properties, Structure, and Thermodynamics of Inorganic Sub stances.
Societies
AMERICAN INSTITUTE OF CHEMICAL ENGI
NEERS. Hollenden Hotel, Cleveland, Ohio. May 9-12. Regional meeting.
AMERICAN
CERAMIC
SOCIETY.
Palmer
Plouse, Chicago, 111. April 25-30. Fiftieth anniversary convention.
AMERICAN O I L CHEMISTS' SOCIETY.
Roo
sevelt Motel, New- Orleans, La. May 4-6. Annual meeting.
AMERICAN
SOCIETY OF" BREWING
CHEM
ISTS. Hotel Statler, St. Louis, Mo. April 28—May 1. Spring meeting.
ELECTROCHEMICAL MODEL 122-D heavy duty— straight form
884
MODEL 222-D heavy duty — angle form
C H E M I C A L
SOCIETY.
Deschler-
AVallick Hotel, Columbus, Ohio. April 14-17. Spring convention.
NATIONAL
PETROLEUM
Hotel Cleveland, April 21-23.
ASSOCIATION.
Cleveland,
A N D ENGINEERING
Ohio.
NEWS
