Research Specialties Co. 1956, June 7 6 A 1957, Jan. 7 9 A Schaar & Co. 1956, M a y 4 8 A ; Sept. 67 A,· Nov. 6 0 A 1957, Jân. 4 6 A Scientific Instruments Div., Beckman Instruments, Inc. 1957, Jan. 77A,· Feb. 3 A Sorvall, Ivan, Inc. 1957, A p r . Part II 4 7 A W i l l Corp. 1956, May 5 4 A ; Dec. 2 0 A
37.
Clamps and sories
Acces-
Fisher Scientific Co. 1956, June 7 0 A Greiner, Emil, Co. 1956, A u g . 3 0 A Thomas, Arthur H . , Co. 1956, July 3 4 A ; A u g . 3 4 A
38.
Colorimeters
Bausch & Lomb Optical Co. 1956, Dec. O B C Coleman Instruments, Inc. 1956, May 7 0 A ; June 11 A ; July 5 2 A ; A u g . 5 6 A , Sept. 7 2 A ; O c t . 11 A , 7 9 A ; N o v . 80A 1957, Jan. 7 4 A ; Feb. 53 A ; Mar. 7 6 A Fisher Scientific Co. 1957, A p r . Part II 2 7 A Klett M f g . Co. 1956, M a y 3 2 A ; June 4 2 A , July 6 6 A ; A u g . 2 8 A ; Sept. 8 7 A ; Oct. 6 9 A ; Nov. 8 7 A ; Dec. 2 5 A 1957, Jan. 2 9 A ; Feb. 4 8 A , Mar. 3 7 A , 7 3 A ; A p r . Part II 51 A , 5 5 A Photovolt Corp. 1956, June 4 4 A 1957, Jan. 31 A , A p r . Part II 3A Wilkens-Anderson Co. 1956, July 4 A
39. Color Standards Klett Mfg. Co. 1956, May 3 2 A , 6 3 A ; 3 8 A , 4 2 A ; July 2 2 A , Aug. 2 8 A , 5 7 A ; Sept. 87A; Oct. 45A, 69A; 8 7 A , 8 9 A ; Dec. 2 5 A , 1957, Jan. 2 9 A , 85A,· 4 8 A , 81 Α.- Mar. 3 7 A , A p r . Part II 51 A , 5 5 A Taylor, W . Α . , * Co. 1957, Feb. 8 6 A
40.
June 66A, 79A, Nov. 71A Feb. 73A,
Combustion Equip ment
American Platinum Works 1956, O c t . 6 9 A 1957, Jan. 71 A , A p r . Part II 12A Coors Porcelain Co. 1956, May 8 0 A ; O c t . 6 1 A 1957, Feb. 8 9 A Laboratory Equipment Corp. 1956, June 1 2 A ; Sept. 6 0 A ; Dec 6 A 1957, Feb. 8 0 A Lindberg Engineering Co. 1956, June 6 7 A 1957, A p r . Part II 4 3 A Parr Instrument Co. 1956, June 7 4 A ; O c t . 85 A ; Nov. 7 5 A 1957, Mar. 6 4 A
Sargent, E. H . , & Co. 1957, Mar. 5 9 A Thermal American Fused Quartz Co., Inc. 1957, A p r . Part II 2 8 A 41. Comparators Baird Associates-Atomic In strument Co. 1956, N o v . 3 2 A Klett M f g . Co. 1956, M a y 6 3 A ; June 38 A ; July 2 2 A ; A u g . 5 7 A ; Sept. 7 9 A ; O c t . 4 5 A ; Nov. 8 9 A ; Dec. 7 1 A 1957, Jan. 8 5 A ; Feb. 81 A ; Mar. 3 7 A ; A p r . Part II 5 5 A Taylor, W . Α . , & Co. 1957, Feb. 8 6 A 42.
Condensers
Laboratory Construction Co. 1956, May 2 3 A ; June 2 1 A 1957, Feb. 5 7 A , Mar. 6 8 A ; A p r . Part II 6 9 A Scientific Glass Apparatus Co., Inc. 1956, M a y 25 A 43.
lAB (TASS
MULTIDIALYZER
SAMPLE VOLUME 1 to 3,000 m l Uniq ue
Features:
1. Each sample dialyzed against its own buffer. 2. Complete dialysis by agitating both buffer and sample. 3. Portions of sample and buffer may be removed from standard unit with out disassembly. 4- Dialysis time reduced to less than two hours for most applications. 5. Accessory available for continuous dialysis with temperature control.
FLASH-EVAPORATOR
C o n d u c t i v i t y Bridges
32-922FE-2 for batch evaporation complete motor, rheostat, 500 watt heater, 2 liter evaporator and con denser flasks with T/S 24/40 but without thermo-regulator $215.50
& Cells Industrial Instruments, Inc. 1956, June 7 7 A 1957, Mar. 8 6 A Sorvall, Ivan, Inc. 1957, A p r . Part II 4 7 A 44.
32-922FE-2C for con tinuous or batch opera tion complete with motor rheostat, 500 watt heater, 2 liter evapora tor and condenser flasks with standard tapered joints, thermo-regulator and complete glassware for batch operation $330.00
Controllers
Advanced Instruments, Inc. 1957, Jan. 1 8 A 45.
Crucibles
Baker & Co., Inc. 1956, June 2 5 A ; July 2 9 A ; A u g . 1 2 A ; Sept. 8 5 A ; N o v . 50A Coors Porcelain Co. 1956, N o v . 8 6 A 1957, Jan. 6 6 A Coming Glass Works 1956, July 7 0 A ; Dec. 4 0 A Laboratory Equipment Corp. 1956, Sept. 6 0 A ; Dec. 6 A Thermal American Fused Quartz Co., Inc. 1957, A p r . Part II 2 8 A
46.
ZONE ELECTROPHORESIS A complete apparatus for paper strips and starch
For RESEARCH, CLINICAL OUTPUT, LARGE SCALE SEPARATIONS.
Cryoscopes
Advanced Instruments, Inc. 1957, Jan. 1 8 A ; A p r . Part II 28A
47.
Current Measuring In struments
Keithley Instruments, Inc. 1956, Sept. 2 5 A ; O c t . 3 0 A ; Nov. 4 6 A 1957, Jan. 2 2 A ; Mar. 8 9 A ; A p r . Part II 6 6 A
48.
Cylinders, Stainless Steel
H o k e , Inc. 1956, Dec. 3 7 A 1957, Feb. 4 4 A 49.
Densitometers
Baird Associates-Atomic Instru ment Co. 1956, N o v . 3 2 A Bausch & Lomb Optical Co. 1956, O c t . O B C
blocks
Unique
Features:
1 . Uses 2 widths of paper strips, XA" and 1 ' . 2. Separates 10 ml. samples by rapid and precise starch tech nique. 3. Furnished w i t h sample applicator, pre-cut strips, wicks, buffer, reagents, dyeing and washing pans, record folders, etc. 4. Paper carrier holds strips taut throughout electrophoresis. 5. Power supply designed especially for research. 6. Complete illustrated operating instructions provided. Nothing
to add but
water!
LABORATORY GLASS & INSTRUMENTS CORP. 5 1 6 W . 147th Street, New York 5 1 , Ν . Υ. Circle Nos. 41 A-1, 41 A-2, 41 A-3 on Readers' Service Card, page 53 λ VOL. 2 9 , N O . 4 , APRIL 1 9 5 7
·
41
A
