34 A ANALYTICAL CHEMISTRY

ANOTHER LANCO F I R S T . . .

NOW! FOR THE FIRST TIME

q Chemical and Acid Resistant Sink Unit

made entirely of

POLYETHYLENE! • Can't Dent or Break • Simple Installation

• Chemically Inert • E a s y Γο Clean

LA PINE

HIGH LEVEL DRAIN

STRAINER

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ARTHUR S. LaPINE and COMPANY • · • -CHEMICALS- · · ·

LAPINE 6 0 0 1 S . KNOX AVE., CHICAGO 29 , ILL. LABORATORY SUPPLIES - EQUIPMENT