whars PQ to you?
The people who know the technology oi soluble silicates and can make them work beneficially tor mo. PQ has researched silicate properties and pioneered their varied uses lor decades. That accounts tor PQ's unique ability to show how silicates can solve processing and formulation problems. With PQ, you benefit irom their experience.
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To find out more about soluble silicate's abilities to solve problems in detergent formulations, industrial cleaning, pulp and paper processing, textile finishing, adhesives, refractories, water clarification, write for Bulletin 17-4, or call (215) 627-7200.
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PHILADELPHIA QUARTZ COMPANY Philadelphia Quartz Company, 1162 Public Ledger BIdg., Philadelphia, Pa. 19106 / National Silicates Limited, Toronto 14, Ontario, Canada / Silicatos y Derivados, S.A., TIalnepantIa, Edo. de Mexico. CIRCLE 5 2 O N READER SERVICE CARD 24
C&EN NOV. 15, 1971
