ATKINS TECHNICAL, INC.

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New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. Phoenix Precision Instrument Co.* Precision Scientific Co.* Ε. Η. Sargent & Co.* Scbaar & Co. Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Standard Scientific Supply Co. W. A. Taylor & Co., Inc.* Tenso-Lab, Inc. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp. 279. WATER PURIFICATION EQUIPMENT Barnstead Still & Sterilizer Co.* Burrell Corp. Cole-Parmer Instrument & Equipment Co. Fischer & Porter Co.* Emil Greiner Co. Illinois Water Treatment Co.* Arthur S. LaPine & Co. Millinore Filter Corp.* Precision Scientific Co.* E. H. Sargent & Co. Schaar & Co. Scientific Equipment Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Wilkens-Anderson Co. WEIGHTS—see balances WHEATSTONE BRIDGE—see resistance boxes 276. WIRE Burrell Corp. Fisher Scientific Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Arthur S. LaPine & Co. Metal & Controls* New York Laboratory Supply Co. Oregon Metallurgical Corp.* Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Schaar & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. W. M. Welch Manufacturing Co. 277. X-RAY EOUIPMENT Applied Research Labs* Chicago Apparatus Co. General Electric Co.* High Voltage Engineering Corp.* Jarrell-Ash Co.* Philips Electronics, Inc.* Tracerlab, Inc. ZONE REFINER—see refiner, zone CHEMICALS AND MATERIALS 278. ABRASIVES Norton Co.* 279. ABSORBENTS, CHROMATOGRAPHY Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Burrell Corp. Chicago Apparatus Co. Davis Instruments Ealing Corp. F 8. M Scientific Glassware Co. Fisher Scientific Co. Floridin Co.* General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Jarrell-Ash Co.* Johns-Manville Corp.* Loe Engineering Co. Mallinkrodt Chemical Works* Merck & Co.* Microchemical Specialties New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. Research Specialties Co. E. H. Sargent & Co. Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Standard Scientific Supply Co. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp. 280. ABSORBENTS, FILTRATION Aloe Scientific Division of A. S. Aloe Co. Floridin Co.* Harshaw Scientific Division of Harshaw Chemical Co. Johns-Manville Corp.* Merck & Co.* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Arthur H. Thomas Co. 281. ABSORBENTS, GAS Burrell Corp.* Chicago Apparatus Co. Eastman Kodak Co.* Fisher Scientific Co. Floridin Co.* General Laboratory Supply Co. Emil Greiner Co. Hartman-Leddon Co., Inc.* Mallinkrodt Chemical Works* New York Laboratory Supply Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Arthur H. Thomas Co. 282. ACIDS, INORGANIC Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Baker-Adamson Products* Div. of Allied Chemical Corp. Chemical Rubber Co. Chicago Apparatus Co. Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Hartman-Leddon Co., Inc. Arthur S. LaPine & Co. Mallinkrodt Chemical Works* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. W. M. Welch Manufacturing Co. Will Corp. 283. ACIDS, ORGANIC Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Baker-Adamson Products Div. of Allied Chemical Corp. J. Bishop & Co. Platinum Works* Chemical Rubber Co. Chicago Apparatus Co. Ealing Corp. Eastman Chemical Products Eastman Kodak Co.* Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Hartman-Leddon Co., Inc. Arthur S. LaPine 8, Co. Mallinkrodt Chemical Works* Matheson Co., Inc.* Merck & Co.* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. W. M. Welch Manufacturing Co. Will Corp. 284. ADHESIVES Eastman Chemical Products Fisher Scientific Co. fmil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Arthur H. Thomas Co. 285. ALLOYS, SPECIAL J. Bishop & Co. Platinum Works* Harshaw Scientific Division of Harshaw Chemical Co. Metals & Controls* Oregon Metallurgical Corp. 286. BATTERIES National Carbon Co. 287. BUFFER TABLETS Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Burrell Corp. Chicago Apparatus Co. Coleman Instruments Co., Inc.* Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Arthur S. LaPine & Co. New York Laboratory Supply Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp. N0W...ACCURATE TEMPERATURE DATA With 1 1ν£ΛΛ11_ίΓΎ1>*_1-Ι_ THERMISTOR THERMOMETER ACCURACY: 70°C/range 20°C/range - 50° to 50°C ±0.7°C ±.15°C + 50°tol00°C ±1.0°C ±.2°C + 100°to200°C =fcl.5°C ±.3°C Readability .25° .1° FASTEST RESPONSE: time constant: .75 seconds in liquids; 2.2 seconds on surfaces. ONE HUNDRED INTERCHANGEABLE PROBES, TWENTY-SIX INSTRUMENTS Readings between —328°F to 845°F or C equivalent. BATTERY POWERED, as pictured, or AC models (portable or pane] mountable). STABLE EUROPEAN THERMISTOR resist- ance element, bridge circuit and amplifier. USED BY G . E., duPont, Westinghouse, etc. INTRODUCTORY OFFER COMPLETE $18022 Instrument as pictured, °F or °C. Temperature range; overlapping: Model #4412F Mode! #4412C Scale I . . 32°to.58°F . . 0° to 70°C Scale II . . 158°to284°F . . 70° to 140°C Scale III . . 284°to410°F . . 140°to2I0°C with one probe, choice of ... #H10AO stainless steel for surfaces #H01AF glass tipped for liquids #H12AF stainless steel needle ATKINS TECHNICAL, INC. 1276 West Third Street Cleveland 13, Ohio · Telephone: SU 1-1333 Circle Nos. 55 A-1, 55 A-2 on Readers' Service Card Now in Use in Thousands of Labs! PROPIPETTE The safe accurate Pipette Filler for Isotopes, Cyanides, Acids, Bacteria and Other Dangerous Solutions This amazing new instrument is now standard equipment in government, medical and industrial laboratories throughout the nation. Offers more precise measurement (to 0.01 cc), more complete control, and avoids all the risks of mouth pipetting. Holds set level indefinitely, fits any pipette, operates easily with one hand. Order a supply of PRO- PIPETTES now, $6.90 each. INSTRUMENTATION ASSOCIATES 17 West 60th Street, New York 23, Dept. R-49 Send for current list of new scientific instruments Circle No. 86 A on Readers' Service Card VOL. 31, NO. 4, APRIL 1959 · 5 3 A

Transcript of ATKINS TECHNICAL, INC.

New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. Phoenix Precision Instrument Co.* Precision Scientific Co.* Ε. Η. Sargent & Co.* Scbaar & Co. Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Standard Scientific Supply Co. W. A. Taylor & Co., Inc.* Tenso-Lab, Inc. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp.

279. WATER PURIFICATION EQUIPMENT Barnstead Still & Sterilizer Co.* Burrell Corp. Cole-Parmer Instrument & Equipment Co. Fischer & Porter Co.* Emil Greiner Co. Illinois Water Treatment Co.* Arthur S. LaPine & Co. Millinore Filter Corp.* Precision Scientific Co.* E. H. Sargent & Co. Schaar & Co. Scientific Equipment Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Wilkens-Anderson Co.

WEIGHTS—see balances

WHEATSTONE BRIDGE—see resistance boxes

276. WIRE Burrell Corp. Fisher Scientific Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Arthur S. LaPine & Co. Metal & Controls* New York Laboratory Supply Co. Oregon Metallurgical Corp.* Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Schaar & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. W. M. Welch Manufacturing Co.

277. X-RAY EOUIPMENT Applied Research Labs* Chicago Apparatus Co. General Electric Co.* High Voltage Engineering Corp.* Jarrell-Ash Co.* Philips Electronics, Inc.* Tracerlab, Inc.

ZONE REFINER—see refiner, zone

CHEMICALS AND MATERIALS 278. ABRASIVES Norton Co.*

279. ABSORBENTS, CHROMATOGRAPHY Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Burrell Corp. Chicago Apparatus Co. Davis Instruments Ealing Corp. F 8. M Scientific Glassware Co. Fisher Scientific Co. Floridin Co.* General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Jarrell-Ash Co.* Johns-Manville Corp.* Loe Engineering Co. Mallinkrodt Chemical Works* Merck & Co.* Microchemical Specialties New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. Research Specialties Co. E. H. Sargent & Co. Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Standard Scientific Supply Co. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp.

280. ABSORBENTS, FILTRATION Aloe Scientific Division of A. S. Aloe Co. Floridin Co.* Harshaw Scientific Division of Harshaw Chemical Co. Johns-Manville Corp.* Merck & Co.* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co.

Carl Schleicher & Schuell Co.* Scientific Glass Apparatus Co. Arthur H. Thomas Co.

281. ABSORBENTS, GAS Burrell Corp.* Chicago Apparatus Co. Eastman Kodak Co.* Fisher Scientific Co. Floridin Co.* General Laboratory Supply Co. Emil Greiner Co. Hartman-Leddon Co., Inc.* Mallinkrodt Chemical Works* New York Laboratory Supply Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Arthur H. Thomas Co.

282. ACIDS, INORGANIC Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Baker-Adamson Products* Div. of Allied Chemical Corp. Chemical Rubber Co. Chicago Apparatus Co. Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Hartman-Leddon Co., Inc. Arthur S. LaPine & Co. Mallinkrodt Chemical Works* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. W. M. Welch Manufacturing Co. Will Corp.

283. ACIDS, ORGANIC Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Baker-Adamson Products Div. of Allied Chemical Corp. J. Bishop & Co. Platinum Works* Chemical Rubber Co. Chicago Apparatus Co. Ealing Corp. Eastman Chemical Products Eastman Kodak Co.* Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Hartman-Leddon Co., Inc. Arthur S. LaPine 8, Co. Mallinkrodt Chemical Works* Matheson Co., Inc.* Merck & Co.* New York Laboratory Supply Co. Palo Laboratory Supplies, Inc. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. W. M. Welch Manufacturing Co. Will Corp.

284. ADHESIVES Eastman Chemical Products Fisher Scientific Co. fmi l Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Arthur H. Thomas Co.

285. ALLOYS, SPECIAL J. Bishop & Co. Platinum Works* Harshaw Scientific Division of Harshaw Chemical Co. Metals & Controls* Oregon Metallurgical Corp.

286. BATTERIES National Carbon Co.

287. BUFFER TABLETS Aloe Scientific Division of A. S. Aloe Co. American Hospital Supply Corp. Burrell Corp. Chicago Apparatus Co. Coleman Instruments Co., Inc.* Fisher Scientific Co. General Laboratory Supply Co. Emil Greiner Co. Harshaw Scientific Division of Harshaw Chemical Co. Arthur S. LaPine & Co. New York Laboratory Supply Co. E. H. Sargent & Co. Scientific Glass Apparatus Co. Standard Scientific Supply Co. Tenso-Lab, Inc. Arthur H. Thomas Co. Wilkens-Anderson Co. Will Corp.

N0W...ACCURATE TEMPERATURE DATA W i t h 1 1ν£ΛΛ11_ίΓΎ1>*_1-Ι_

THERMISTOR THERMOMETER

• ACCURACY: 70°C/range 20°C/range

- 50° to 50°C ±0.7°C ±.15°C + 5 0 ° t o l 0 0 ° C ±1.0°C ±.2°C + 100°to200°C =fcl.5°C ±.3°C Readability .25° .1° • FASTEST RESPONSE: time constant: .75

seconds in liquids; 2.2 seconds on surfaces. • ONE HUNDRED INTERCHANGEABLE

PROBES, TWENTY-SIX INSTRUMENTS Readings between —328°F to 845°F or C equivalent.

• BATTERY POWERED, as pictured, or AC models (portable or pane] mountable).

• STABLE EUROPEAN THERMISTOR resist­ance element, bridge circuit and amplifier.

USED BY G . E., duPont, Westinghouse, etc.

INTRODUCTORY

OFFER COMPLETE $18022

Instrument as pictured, °F or °C. Temperature range; overlapping:

Model #4412F Mode! #4412C Scale I . . 32 ° to .58°F . . 0° to 70°C Scale II . . 158°to284°F . . 70° to 140°C Scale III . . 284°to410°F . . 140° to2 I0°C

with one probe, choice of . . . #H10AO stainless steel for surfaces

#H01AF glass tipped for liquids #H12AF stainless steel needle

ATKINS TECHNICAL, INC. 1276 West T h i r d Street

C l e v e l a n d 1 3 , O h i o · T e l e p h o n e : S U 1 - 1 3 3 3 Circle Nos. 55 A-1, 55 A-2 on Readers' Service Card

Now in Use in Thousands of Labs!

PROPIPETTE The safe accurate

Pipette Filler for

Isotopes, Cyanides,

Acids, Bacteria and

Other D a n g e r o u s

Solutions

This amazing new instrument is now standard equipment in government, medical and industrial laboratories throughout the nation. Offers more precise measurement (to 0.01 cc), more complete control, and avoids all the risks of mouth pipetting. Holds set level indefinitely, fits any pipette, operates easily with one hand. Order a supply of PRO-P I P E T T E S now, $6.90 each.

INSTRUMENTATION ASSOCIATES 17 West 60th Street, New York 23, Dept. R-49 Send for current list of new scientific instruments

Circle No. 86 A on Readers' Service Card VOL. 3 1 , NO. 4, APRIL 1959 · 5 3 A