V O L U M E 23, NO. 6, JUNE
37 A
1951
Leco 3000° F. COMBUSTION TUBE FURNACE
LABORATORY FURNACES FOR ECONOMICAL OPERATION AT TEMPERATURES UP TO 3000° F.
2800° F. COMBUSTION TUBE FURNACE
COMBUSTION FURNACES for: • Carbon anal/sis in iron and sloe I. • A.S.T.M. high-tcmpcraturo combustion sulphur analysis. • Sintering. • Controlled atmosphere experiments.
BOX FURNACES for: 2600° F AND 2900° F BOX FURNACES
• General laboratory use. • Heat treating.
HIGH FREQUENCY INDUCTION FURNACE
SEND FOR
LITERATURE
LABORATORY EQUIPMENT CORPORATIONSt.Joseph,Michigan
LUMETROΝ
Photoelectric Colorimeter MOD. 401
for accuracy, ease, and speed of operation in colorimetric and turbidimetric analysis With built-in stabilizer of high efficiency For use with tubes and precision cuvettes With sliding tube carrier and sealed photocell For operation from power line and battery In rigid metal housing with Plexiglas cover
For Production Control Analytical Laboratories Educational Institutes
Write for Bulletin #409 to
Price, complete with 6 color filters $158.—
PHOTOVOLT CORP. 95 Madison A v e .
N e w York 1 6 , N . Y.