A sharp eye at Solvay helps a customer track down trouble Using the penetrating eye of a spectrograph, this Solvay technician is helping a customer search for impurities that might be affecting the quality of his product. With the spectrograph Solvay can make precise qualitative and quantitative analysis . . . indicating trace elements in ppm... from small samples provided by the customer. The spectrograph and other modern equipment are maintained by Solvay's Technical Service Laboratory to supplement the technical resources of its customers. This equipment is available to extend the effectiveness of your laboratory. If you would like more information about Solvay Technical Service or any of the Solvay® chemicals
listed below, phone or write your nearest Solvay branch office. Sodium Nitrite · Caustic Soda · Calcium Chloride · Chlorine · Caustic Potash Potassium Carbonate · Sodium Bicarbonate · Chloroform · Ammonium Chloride Methyl Chloride · Ammonium Bicarbonate · Vinyl Chloride · Methylene Chloride Cleaning Compounds · Hydrogen Peroxide · Soda Ash · Mutual® Chromium Chemicals · Snowflake® Crystals · Monochlorobenzene · Ortho-dichlorobenzene Aluminum Chloride · Carbon Tetrachloride · Para-dichlorobenzene
Allied Chemical
SOLVAY PROCESS
DIVISION
61 Broadway, New York 6, N.Y.
Branch Sales Offices: Boston · Charlotte · Chicago · Cincinnati · Cleveland Detroit · Houston · New Orleans · New York · Philadelphia · Pittsburgh St. Louis · San Francisco · Syracuse
Circle No. 14 on Readers' Service Card VOL.
52, NO. 11
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NOVEMBER 1960
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