Parts in process
can he
PROTECTED FROM CORROSION with SOLVAY SODIUM NITRITE Parts in process a r e protected against rust if y o u treat t h e m with a o inexpensive, low-concentration solution of SOLVAY Sod£um N i t r i t e . B o t h of t h e gears above were stored under identical conditions of h i g h humidity—the gear at the right w a s protected b y dipping i n a 3 % solu tion of SOLVAY S o d i u m N i t r i t e before storage. SOLVAY Sodium N i t r i t e p r e v e n t s corrosion o n metal sur faces by forming a n invisible g a m m a oxide protective film. It c a n be applied i n solution by d i p p i n g or spraying, o r can be a d d e d to trie water i n circulating s y s t e m s . It i s effective witli iron a n d steel, a n d i s reported to suppress the degradation c f a l u m i n u m , t i n , monel, copper a n d brass. It c a n be combined w i t h caustic soda o r phosphates for increase*! protection during or following cleaning, neutralizing or o t h e r operations. E a s y t o a p p l y . . . SOLVAY
S o d i u m N i t r i t e is non-toxic in concentrations normally used for corrosion prevention. F o r a w o r k i n g s a m p l e and complete details of SOLVAY S o d i u m Nitrite's adaptability t o a wide range of anticorrosion u s e s , mail t h e coupon promptly.
Write for sample . . . full facts!
SOLVAY PROCESS
DIVISION
ALLIED CHEMICAL & DYE CORPORATION 61 Broadway, New York 6, Ν. Υ.
Please send me without cost*: • Working sample of SOLVAY Sodium Nitrite • Booklet—"Sodium Nitrite for Rust and Corrosion Prevention" NamePosition»
Soda Ash · Caustic Soda · Calcium Chloride Chlorine · Potassium Carbonate · Sodium Bicarbonate · Caustic Potash · Chloroform Ammonium Bicarbonate · Cleaning Compounds Ammonium Chloride» Sodium Nitrite * Aluminum Chloride · Snov\rflake© Crystals · Methyl Chloride Monochlorobenzene · Para-dichlorobenzene · Vinyl Chloride «Ortho-dichlorobenzene· Hydrogen Peroxide Methylene Chloride · Carbon Tetrachloride
2
C &EN
MAY
20,
1957
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• I n Western Hemisphere countries only.
