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Performance a n d a p p e a r a n c e , the keynotes of product excel l e n c e , are enhanced w h e n you use dependable chemicals by HEYDEN. F O R M A L D E H Y D E - Solution Formaldehyde U.S.P. · High in p u r i t y and uniformity · Low acid a n d metals content. CONTAIN! ERS: T a n k cars, tank trucks ( N e w York metropolitan a r e a only), drums, barrels, kegs, carboys, a n d bottles. P A R A F O R M A L D E H Y D E • Powder or granular* CONTAINERS: 2 5 - l b . a n d 100-lb. fiber drums. P E M T E K ® · Pentaerythrjtol Technical—For mar-resistant coat i n g compositions of a l k y d , urea-formaldehyde, a n d modified phenolic resins. PENTEK finds valuable application in plasticiz:ers and emulsifying agents. CONTAINERS: 7 5 - l b . m u l t i - w a l l paper bags. HEXAMETHYLENETETRAMINE · V a l u a b l e as a methylenoting a g e n t in t h e manufacture of synthetic resins. Does not liberate w a t e r , thus eliminating the possibility o f water-bubble f o r m a t i o n in the cured resin. CONTAINERS: HEXAMETHYLENETETRAMINE U.S.P. (Granular a n d Powder) a n d HEXAMETHYLENETETRAMINE Technical ( G r a n u l a r a n d Powder): 100-lb. fiber drums. T e c h n i c a l literature
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