ADVERTISED PRODUCTS GUIDE 126.
Photocopyins chines
Scientific Glass Apparatus Co., Inc. 1956, July 2 7 A
Ma-
Eastman Kodak Co. 1 9 5 6 , June 3 9 A
127.
Phototubes (See Tubes, Electron)
Photometers
1.28.
American Instrument Co., Inc. 1956, June 4 6 A ; Dec. 2 7 A Applied Physics Corp. 1 9 5 7 , Jan. 5 7 A Coleman Instruments, Inc. 1956, May 7 0 A , July 11 A , 5 2 A , Sept. 7 2 A ; N o v . 8 0 A 1957, Jan. 7 4 A ; Mar. 7 6 A Fisher Scientific Co. 1 9 5 6 , May 9 A ; A u g . 6 0 A ; Dec. 7 0 A 1 9 5 7 , Jan. 8 0 A , Feb. 9 5 A Klett M f 3 . Co. 1 9 5 6 , May 3 2 A , June, 42 A ; July 6 6 A ; A u g . 2 8 A ; Sept. 8 7 A ; O c t . 6 9 A ; Nov. 8 7 A ; Dec. 2 5 A 1 9 5 7 , Jan. 2 9 A ; Feb. 48 A ; Mar. 7 3 A , A p r . Part II 5 1 A North American Philips Co., Inc. 1 9 5 6 , June 61 A ; Sept. 4 4 A 4 5 A , O c t . 6 2 A - 6 3 A ; Dec. 67A 1 9 5 7 , A p r . Part II 7 A Perkin-Elmer Corp. 1 9 5 6 , June 3 2 A , July 3 2 A 1 9 5 7 , A p r . Part II O B C Phoenix Precision Instrument Co. 1 9 5 6 , June 69A,· O c t . 67 A ; Nov. 9 1 A 1 9 5 7 , Feb. 8 9 A ; Mar. 3 8 A Photovolt Corp. 1 9 5 7 , A p r . Part II 3 A
Pipets & Accessories
Boekel, W m . , & Co., Inc. 1957, A p r . Part II 2 6 A Clay-Adams, Inc. 1 9 5 7 , A p r . Part II 3 2 A Greiner, Emil, Co. 1 9 5 6 , Nov. 5 A Kimble Glass Co., Subsidary of Owens-Illinois 1956, June IBC 1 9 5 7 , Feb. IBC Laboratory Glass & Instruments Corp. 1957, Feb. 7 8 A Machlett, E., & Son 1 9 5 6 , Sept. 3 3 A Manostat Corp. 1956, O c t . 4 7 A Metro Industries 1957, A p r . Part II 6 7 A Nalge Co., Inc. 1957, A p r . Part II 7 0 A Research Equipment Corp. 1956, Sept. 5 4 A ; Nov. 2 6 A Schaar & Co. 1956, Sept. 48A,- Nov. 6 0 A 1 9 5 7 , Jan. 4 6 A Sorvall, Ivan, Inc. 1 9 5 7 , A p r . Part II 4 7 A Thomas, Arthur H . , Co. 1957, Mar. 5 8 A 129. Platinumware American Platinum Works
MULTI-BLOCK HEATER
* 1°C. to
300° C. Liquid Bath SEND FOR FREE CATALOG 2125-C
RESEARCH SPECIALTIES 2005 Hopkins Sf.
Circle No. 46 A on Readers' Service Card, page 53 A 46 A
·
ANALYTICAL CHEMISTRY
CO.
Berkeley 7, Calif.
Leeds & Northrup Co. 1 9 5 7 , Feb. 9 0 A
136.
132.
Polychromators
Applied Research Laboratories 1 9 5 6 , July 6 3 A 1 9 5 7 , Jan. 3 9 A
Polyethyleneware (See also individual items)
Porcelainware (See also individualjtems)
Coors Porcelain Co. 1 9 5 6 , May 8 0 A ; June 67A,· July 6 6 A ; A u g . 4 7 A ; Sept. 8 3 A ; Oct. 6 1 A , ίΝον. 8 6 Α 1 9 5 7 , Jan. 6 6 A ; Feb. 8 9 A Fisher Scientific Co. 1957, A p r . Part II 2 7 A Kern Laboratory Supply Co. 1957, A p r . Part II 3 0 A Thermal American Fused Quartz Co., Inc. 1956, May 5 2 A , June 1 8 A , Sept. 3 6 A ; Nov. 2 8 A 1 9 5 7 , Feb. 5 8 A , Mar. 2 7 A ; A p r . Part II 2 8 A
135.
Power Supplies
Consolidated Electrodynamics Corp. 1 9 5 7 , Feb. 6 A - 7 A
Presses, Hydraulic
Carver, Fred S., Inc. 1956, May 7 6 A ; June 18 A ; Oct. 82A 1957, Jan. 3 8 A , Feb. 28 A ; A p r . Part II 6 0 A Loomis Engineering & M f g . Co. 1 9 5 6 , May 1 0 A ; June 1 0 A / July 1 2 A ; A u g . 8 A ; Sept. 8A,· Oct. 8 A ; Dec. 1 0 A 1 9 5 7 , Feb. 2 6 A Parr Instrument Co. 1 9 5 7 , Jan. 65 A Pasadena Hydraulics, Inc. 1 9 5 6 , July 6 6 A ; A u g . 5 7 A Wabash Metal Products Co. 1957, Mar. 7 2 A
137.
Pressure Reaction Apparatus
Parr Instrument Co. 1 9 5 6 , July 5 7 A , Sept. 2 0 A 1 9 5 7 , Feb. 9 9 A
138. 131. Polarographs Fisher Scientific Co. 1956, O c t . 7 7 A Sargent, E. H . , & Co. 1956, Oct. 3 9 A 1957, A p r . Part II 3 6 A Southern Instruments Computer Division 1 9 5 6 , July 4 4 A 1 9 5 7 , Jan. 3 6 A
134.
Constant temperature control
ambient
Polari meters
A c e Glass, Inc. 1 9 5 6 , Dec. 6 1 A 1 9 5 7 , A p r . Part 11 1 6 A American Agile Corp. 1956, Sept. 2 2 A , N o v . 5 1 A 1 9 5 7 , Feb. 4 1 A Bel-Art Products 1 9 5 7 , A p r . Part II 1 4 A Metro Industries 1957, A p r . Part II 6 7 A Nalge Co., Inc. 1 9 5 6 , July 1 4 A , Sept. 6 4 A ; Nov. 1 8 A 1957, Jan. 2 0 A , 24A,· Mar. 4 3 A ; A p r . Part II 7 0 Â
Interchangeable heat-transfer blocks mountable on a single heating base: hot plate, tube heater, liquid bath... sold individually or in combination.
from
130.
Fish-Schurman Corp. 1 9 5 6 , Sept. 8 1 A Kern Co. 1957, A p r . Part II 5 2 A Photovolt Corp. 1957, A p r . Part II 3 A Standard Polarimeter Co. 1 9 5 7 , Mar. 2 6 A Zeiss, Carl, Inc. 1956, May 5 0 A , Sept. 5 4 A ; Oct. 6 1 A 1957, Jan. 7 9 A ; Feb. 5 6 A , Mar. 3 7 A ; A p r . Part II 2 5 A
133.
For digestions, extractions, and other reactions requiring close temperature control.
Variable
1956, O c t . 6 9 A 1 9 5 7 , Jan. 71 A , A p r . Part II 12A Baker & Co., Inc. 1 9 5 6 , June 2 5 A , July 2 9 A ; A u g . 1 2 A , Sept. 8 5 A ; Nov. 50Â 1 9 5 7 , A p r . Part II 1 3 A Bishop, J . , & Co. Platinum Works 1956, July 2 4 A , O c t . 6 4 A 1957, Jan. 2 8 A ; A p r . Part II 20A
Protective Devices, Distilled Water
Barnstead Still & Demineralizer Co. 1956, May 6 0 A , Sept. 28 A , 29A 1 9 5 7 , Jan. 6 2 A , 6 3 A , Feb. 4 4 A , 4 5 A ; Mar. 6 2 A , 6 3 A 139. Publications Chemical Rubber Co. 1 9 5 6 , Sept. 1 0 A ; O c t . 7 9 A ; Nov. 4 8 A 1 9 5 7 , Feb. 1 0 4 A ; A p r . Part II24A Ronald Press Co. 1956, Oct. 6 6 A Row, Peterson & Co. 1 9 5 7 , Jan. 3 4 A Sargent, E. H . , * Co. 1 9 5 7 , Mar. 7 2 A Society for Analytical Chem istry 1 9 5 6 , Nov. 9 2 A Thomas, Arthur H . , Co. 1 9 5 6 , Dec. 6 4 A 1 9 5 7 , Feb. 9 2 A
140.
Pumps
A c e Glass, Inc. 1957, A p r . Part II 1 6 A American Instrument Co., Inc. 1 9 5 6 , June 4 6 A Barnstead Still & Demineralizer Co. 1 9 5 6 , May 6 0 A , Sept. 2 8 A 1957, Jan. 6 3 A ; Feb. 4 5 A , Mar. 6 3 A Bel-Art Products 1 9 5 7 , A p r . Part 11 1 4 A Biddle, James G . , Co. 1957, Mar. 2 4 A Eastern Industries, Inc. 1 9 5 6 , June 8 0 A , A u g . 22 A ; O c t . 4 5 A , Dec. 3 3 A 1957, Feb. 81 A , A p r . Part II 20A Fisher Scientific Co. 1 9 5 7 , A p r . Part II 2 7 A Laboratory Equipment Corp. 1 9 5 6 , July 2 6 A Metro Industries 1 9 5 7 , A p r . Part II 6 7 A Sigmamotor, Inc. 1 9 5 6 , June 4 0 A ; O c t . 6 7 A 1957, Feb. 9 9 A ; A p r . Part II 40A Smith, Arthur F., Co. 1956, Oct. 1 8 A
