U. S. Distributors C. A. BRINKMANN & CO

Announcing the

Sartorius PROJEQA NEW ULTRA-MODERN

TWO PAN ANALYTICAL BALANCE Here is the first TRULY NEW double pan balance in years!

BUILT-IN WEIGHTS

All-metal, semicircular housing Circular sliding doors Built-in weights to 10 gr.

EXTRA HIGH ! ! PAN BOWS " T t

Single piston type adjustable dustproof AIRDAMPER, stops oscillation instantly

CIRCULAR DOORS

Table level dial for built-in weights Extra large weighing for bulky objects

compartment

Permanent Center Pane, protects vital parts against body radiation and breath Built-in swiveltype drawer for additional weights

r-r-*

SINGLE ; RELEASE KNOB FOR BEAM, PANS, LIGHT

WEIGHT DIAL—» WEIGHT DRAWER

JÈL

Here is a milestone in the development of conventional balances! A t w o - p a n balance with unmatched speed a n d convenience of o p e r a tion! N o Chains! N o beamriders! A u t o matic indication of end-result on projection screen plus g u a r a n t e e d C O N S T A N T Sensitivity over entire range!

$

CHOICE RAPID

OF

3

CAP. 2 0 0 g r a m s 1 20 m g sensitivity

STANDARD'

CAP. 2 0 0 g r a m s 1 / 4 0 m g sensitivity

SEMI MICRO'

595 oo RAPID

MODELS!

CAP. 100 g r a m s 1 100 m g sensitivity

MODEL

THE PROJECTA IS N O W AVAILABLE FROM SELECTED LABORATORY SUPPLY HOUSES THRUOUT THE UNITED STATES. FOR FULL DETAILS A N D ADDRESS OF YOUR NEAREST DEALER WRITE TO

U. S. Distributors C. A. BRINKMANN & CO., 378-380 GREAT

NECK ROAD, GREAT NECK, L. Ι., Ν Υ.

For further information, circle number 22 A on Readers' Service Card, page 55 A

22 A

ANALYTICAL

CHEMISTRY