tOOK
TO
MALLINCKRODT
FOk
YOUR
CHEMICAL
NEEDS
IN
H Li N a Mg Κ Ca Sr Ba
THE
COMPOUNDS
OF . . .
Al Cr
M n Fe
Co
Ni
W
Cu Zn Ag Cd Au Hg
c
Si
Sn Pb
Ν Ρ As Sb Bi
0 S
F Cl Br I
ELEMENTARY The most elementary consideration in a n y process i s what you start with. Y o u r best engineered process a n d y o u r finest equipment will n o t produce satisfactory products unless t h e s t a r t i n g m a t e r i a l s — especially chemicals — a r e exactly right. A n d in the end, u s i n g the right chemical often saves money even a t slightly h i g h e r first cost. More t h a n 200 process industries have come t o depend upon Mallinckrodt f o r their chemicals because they know Mallinckrodt can supply chemical needs promptly a n d i n quantity. Mallinckrodt9s production
facilities
flexible
are geared to the precision
of chemicals from a few tons to carload
manufacture
lots.
SERVING THE PROCESS INDUSTRIES
Mallinckrodt Manufacturers
Chemical
of chemicals for industrial,
MALLINCKRODT STREET, ST. LOUIS 7. M O .
r SINC^ 18 6 7 pr;SIN£j|
Works
medicinal, photographic
and analytical
uses
72 GOLD STREET. NEW YORK 8. Ν . Υ.
CHICAGO · CINCINNATI · CLEVELAND · LOS ANGELES · PHILADELPHIA · SAN FRANCISCO · MONTREAL · TORONTO V O L U M E
32,
NO.
42
·
·
OCTOBER
18.
1954
4177
