ψ Dont Compound Your Synthesis Problem.
Let Humphrey Synthesize Your Problem Compound. If you need a unique chemical, don't compound your problem by calling companies who'll tell you about their production schedules and expensive equipment modifications. Call Humphrey and let them take a good look at your problem. They have the knowledge, equipment and interest to produce novel organics economically, and in quantity. The Humphrey people will work with you. ΫουΊΙ see. Call or write:
THE HUMPHREY CHEMICAL COMPANY DEVINE STREET, NORTH HAVEN, CONN. 06473 Telephone (203) 288-3883 2
C&EN FEB. 15, 1971