MALUNCKRODT A. R® DISTRIBUTORS ...your new source of Amberlite* Ion Exchange Resins For the Laboratory ALABAMA Birmingham CENTRAL SCIENTIFIC COMPANY FA 4-2433 ARIZONA Phoenix CLICO LAB. & X-RAY SUPPLIES AL 8-7875 CALIFORNIA Los Angeles ALOE SCIENTIFIC Rl 7-9571 CENTRAL SCIENTIFIC COMPANY RA 3-6141 HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. RA 3-3161 LOS ANGELES CHEMICAL CO. LU 3-4761 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. TH 2-4844 WHOLESALE SUPPLY COMPANY HO 7-4194 Oakland HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. KE 3-9169 San Francisco ALOE SCIENTIFIC JU 3-9300 CENTRAL SCIENTIFIC CO. CH 8-1600 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. JU 3-4503
San Francisco (Cont'd) UNIVERSITY APPARATUS CO. TH 5-3614 COLORADO Denver THE MINE & SMELTER SUPPLY CO. CH 4-4353 CONNECTICUT New Haven MACALASTER-BICKNELL CO. INC. MA 4-4191 DISTRICT OF COLUMBIA Washington HENRY B. GILPIN COMPANY LI 4-2432 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. LA 6-9436 aORIDA Jacksonville AMICA-BURNETT CHEM. & SUP. CO. EV 7-5531 MEDICAL SUPPLY COMPANY EL 4-6661 SURGICAL SUPPLY COMPANY EL 5-8391 Miami BISCAYNE CHEMICAL LABORATORIES FR 2-2711 MEDICAL SUPPLY COMPANY FR 3-6656 SCIENTIFIC PRODUCTS Div. American Hospital Supply NE 3-9861 Orlando MEDICAL SUPPLY COMPANY GA 5-3537 GEORGIA Atlanta ALOE SCIENTIFIC CH 7-6361 SCIENTIFIC LABORATORY SUPPLY CO. JA 3-5521 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. GL 7-2588
ILLINOIS Chicago CENTRAL SCIENTIFIC COMPANY WE 5-8600 CHICAGO APPARATUS CO. BR 8-4630 SCIENTIFIC PRODUCTS Div American Hospital Supply Corp. UN 4-6303 W. M. WELCH MFG. CO. Ml 2-2000 KANSAS Wichita SOUTHWEST SCIENTIFIC CORP. AM 2-0582 KENTUCKY Louisville B. PREISER COMPANY, INC. JU 3-0667 LOUISIANA New Orleans CONSOLIDATED DRUG & CHEM. CO. VE 5-8591 MARYLAND Baltimore HENRY B. GILPIN COMPANY MU 6-8400 MASSACHUSETTS Boston CAMBOSCO SCIENTIFIC CO. AL 4-5880 CENTRAL SCIENTIFIC COMPANY PR 6-1800 MACALASTER-BICKNELL CO., INC. Kl 7-6933 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. TW 4-6440 MICHIGAN Ann Arbor EBERBACH & SON COMPANY NO 2-5634 Detroit HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. VE 6-6300
MINNESOTA Minneapolis GEORGE T. WALKER & CO.. INC FE 3-3343 MISSOURI Kansas City ALOE SCIENTIFIC EM 1-5555 CHICAGO APPARATUS CO. (MO.) VI 2-5116 St. Louis ALOE SCIENTIFIC VO 3-6380 CHICAGO APPARATUS CO. of St. Louis EV 5-5992 NEBRASKA Omaha MILLER CHEMICAL COMPANY JA 4987 NEW JERSEY Bloomfield SCIENTIFIC GLASS APPARATUS CO. PI 3-2200 Linden ACE SCIENTIFIC SUPPLY CO. WA 5-3300 Millville MACALASTER-BICKNELL CO., INC. TA 5-3222 Mountainside CENTRAL SCIENTIFIC COMPANY AD 3-2000 Paterson GENERAL LABORATORY SUPPLY CO. AR 4-5954 Trenton PARA LABORATORY SUPPLY CO. TU 2-4545 NEW MEXICO Albuquerque THE MINE & SMELTER SUPPLY CO. CH 7-4141 NEW MEXICO CHEM. SURGICAL CO. CH 7-8808
MALLINCKRODT K l l R E i . . . OVER 100 POINTS OF PURCHASE for LABORATORY ION EXCHAN6E RESINS OHIO (Cont'd) Cleveland HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. VU 3-2424 Columbus Κ & L SCIENTIFIC CA 8-5527 ORR, BROWN & PRICE COMPANY CA 4-2291 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. HI 4-7869 OKLAHOMA Oklahoma City THE MELTON COMPANY, INC. CE 5-7481 Tulsa CHEMICAL PRODUCTS. INC. Gl 7-8135
* Trademark of Rohm & Haas Company
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Tulsa (Cont'd) REFINERY SUPPLY COMPANY Gl 7-8141 OREGON Portland SHAW SURGICAL COMPANY BR 3456 PENNSYLVANIA Erie HEYL PHYSICIANS SUPPLY CO. 2-6785 Harrisburg CAPITOL SURGICAL SUPPLY CO. CE 4-3217 Philadelphia HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. HO 2-4700
Philadelphia (Cont'd) HARTMAN-LEDDON COMPANY SA 6-9600 Pittsburgh BURRELL CORPORATION GR 1-2527 RHODE ISLAND Providence EASTERN SCIENTIFIC COMPANY GA 1-4600 TENNESSEE Memphis KAY SCIENTIFIC BR 8-7415 TEXAS Dallas SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. LA 6-8561
El Paso THE MINE & SMELTER SUPPLY CO. KE 2-5431 Houston HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. WA 3-1627 REFINERY SUPPLY COMPANY CA 7-5358 UTAH Salt Lake City THE MINE & SMELTER SUPPLY CO. EM 3-2791 WASATCH CHEMICAL COMPANY HU 4-7661 VIRGINIA Richmond PHIPPS & BIRD, INC 3-9161
Mallinckrodt has a d d e d . . . FIVE NEW POINTS OF PREFERENCE FOR THE AMBERLITE RESINS
NEW YORK Albany ALBANY LABORATORIES, INC. HE 4-1747 KRACKELER & CAMPBELL, INC. HO 2-4281 Buffalo SCIENCE KIT LU 3655
1
A new laboratory grade! A.RfAmberlite
New York City AMEND DRUG & CHEM. CO., INC. GR 3-4772 AMERICAN SCIENTIFIC SUPPLY CO. IL 8-8896 LISSCO SCIENTIFIC COMPANY RE 9-0222 PALO LABORATORY SUPPLY CO 7-0075 SCIENTIFIC PRODUCTS Div. American Hospital Supply Corp. IN 1-5100 STANDARD SCIENTIFIC SUPP1Y CORP. SP 7-0é60 Poughkeepsie DUSO CHEMICAL COMPANY GL 4-6500 Rochester BIOLOGICAL SUPPLY COMPANY GR 3-4291 Syracuse MACALASTER-BICKNELL CO., INC. HO 3-9216
. . . the first and only volume-produced highpurity line of ion exchange resins. A Mallinckrodt exclusive.
7/ EaSy a V a i l a b i H t y ! Amberlite resins for the lab*•* oratory are now available from all Mallinckrodt A.R. distributors.
i\ Complete specifications on label! ^J Chemical and physical specifications important to analytical chemists are carried on the easily read multi-panel label.
(U New quality controls! The new rigid spécifi-
NORTH CAROLINA Durham CARDINAL PRODUCTS, INC. DU 9-2017 Elon College CAROLINA BIOLOGICAL SUPPLY CO. JU 4-8801
a i cations for copper, iron, lead and nickel are carefully controlled by the Mallinckrodt Analytical Laboratory.
si New packaging!
OHIO Cincinnati HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. RE 1-9100
Amberlite resins are now >J available in the famous MaUinckrodt STORMOR® bottles. . . easier and safer to handle and store than any other package in the laboratory.
LABORATORY QUANTITIES of all Amberlite Ion Exchange Resins are now available from over 100 Mallinckrodt analytical reagent distributors listed here. CHECK THE "POINT OF PURCHASE"YOU PREFER!
3323
WASHINGTON Seattle ALOE SCIENTIFIC EA 4-4250 Spokane THE C. M. FASSETT COMPANY KE 5-3022 WEST VIRGINIA Charleston B. PREISER COMPANY, INC. Dl 3-5515 WISCONSIN Milwaukee LAABS, INC. Dl 2-0145 F. P. JAY CHEMICALS. INC. (Formerly Fred Porta & Son) GR 6-2450
/i/Ka£^nckrod^ KEEP
CONTAINER
TIGHTLY Ion
exchange
RS0j-H+
AMBERLITE"
CLOSED
resins of this
STRONGLY ACIDIC, SULFONATED POLY. STYRENE TYPE, CATION EXCHANGE RESIN MEDIUM POROSITY
type
should b e stored in a moist condition. C a r e should b e taken to pre-
(Ion Exchange Resin)
IR-120
vent excessive loss of moisture.
ANALYTICAL REAGENT
mm H f e € i • A m U r l l i . It a trademark of I h . (ohm t Haat Co., ftiila. i . Pa., end ii roaltlorad In ih· U. S. foronl Offlc· ond In principal Ionian covnlriot.
MALLlflA cKM/ORKS
APPARENT DENSITY (average) 0.77 g./ml. MESH SIZE (wet) 20-SO mesh VOID VOLUME ..' 35-40% Maximum Limits of Impurities Copper (Cu) 0.0025% Iron(Fe) 0.0050% lead(Pb) 0.0025% Nickel (Ni) 0.0025% DEGREE OF REGENERATION 9 8 % min. MOISTURE HOLDING CAPACITY 49-55% TOTAL EXCHANGE CAPACITY: Volume 1.9 meq./ml. min. Weight (dry) 5.0 meq./g. min. M M
»rini«d In U.S.A.
8-tt
Mallinckrodt Chemical Works · St. Louis · New York · Montreal C & Ε Ν 117
