42 A
ANALYTICAL
Macbeth line
means the finest in pH
operated
fast
CHEMISTRY
Meters economical
accurate
ν .in,» 1945 when the Macbeth Corporation pioneered the first AC ^ o w e Z p o l b C H Meter the Macbeth name has stood for the «nest ^ M a c b e t h Mode, A Laboratory P H Mete, and the Macbeth Mode. Τ Î L t i o n - p H Meter a .
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indicating for quick, easy measurements. In addition, the Macbeth pH Meter line includes the Model I Industrial and the Model Ε Explo sion-Proof pH Meters. For information on any Macbeth product please write to the address below. Macbeth also manufactures the world's foremost i n . of critical color matching equ.pment
M A C B E T H POST
OFFICE
BOX
C O R P O R A T I O N 950
·
NEWBURGH,
Ν.
Υ.
EBERBACH LABORATORY SHAKERS The utility box carrier on the variable speed power unit shown here is the most versatile laboratory shaker. Various size and shape containers (even a 5 gallon bottle as illus trated) are held securely by the rubber-covered sliding bar clamps. Speeds between 100 and 300 oscillations per minute. Interchangeable carriers for flasks are available. Durably built and attractively finished, Eberbach laboratory shakers are quality machines. There is a dealer near you. Our Bulletin 100-D illustrates and describes the entire line of shakers in detail. Write for a copy today.
Eberbach arm Ai%BOR,miCH.
LAlBORATORY APPARATUS & SUPPLIES
& son company •suauttt» I M S
