...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. Τ Η 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 FLORIDA Jacksonville AMICA-BURNETT CHEM. ft 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 CMMSO
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 S CHEM. CO. VE 5-8591 MARYLAND Baltimore HENRY B. GILPIN COMPANY MU 6-8400 MASSACHUSETTS Boston CAM80SCO 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 Olv. of Harshaw Chemical Co. VE 6-6300
•ΤΗΚΕΙ
MINNESOTA Minneapolis GEORGE T. WALKER ft 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 SI. 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 Millvllle MACALASTER-BICKNELL CO. INC. TA 5-3222 Mountainside CENTRAL SCIENTIFIC COMPANY AD 3-2000 Peterson GENERAL LABORATORY SUPPLY CO AR 4-5954 Trenton PARA LABORATORY SUPPLY CO. TU 2-4545 NEW MEXICO Albuquerque THE MINE ft SMELTER SUPPLY CO. CH 7-4141 NEW MEXICO CHEM. SURGICAL CO. CH 7-8808
O D D
OVER 100 POINTS OF PURCHASE for LABORATORY OHIO (Cont'd) Cleveland HARSHAW SCIENTIFIC iDiv. 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
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ANALYTICAL CHEMISTRY
Tulsa (Cont'd) REFINERY SUPPLY COMPANY Gl 7-8141 OREGON Portland SHAW SURGICAL COMPANY BR 3456 PENNSYLVANIA Erie HEYL PHYSICIANS SUPPLY CO. 2-6785 Harrisburf 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
• Paso THE MINE ft SMELTER SUPPLY CO. Κ Ε 2-5431 Houston HARSHAW SCIENTIFIC Oiv. 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 S BIRD. INC 3-9161
Mallinckrodt has a d d e d . . .
MEW YORK ALBANY LABORATORIES, INC. HE 4-1747 KRACKELER & CAMPBELL, INC. HO 2-4281 Buffalo SCIENCE KIT LU 3655
FOR THE AMBERLITE RESINS
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-O075 SCIENTIFIC PRODUCTS Di*. American Hospital Supply Corp. IN 1-5100 STANDARD SCIENTIFIC SUPPLY CORP. S P 7-0660 Poughkeepsie DUSO CHEMICAL COMPANY GL 4-6500 Rochester BIOLOGICAL SUPPLY COMPANY GR 3-4291 Syracuse MACALASTER-BICKNELL CO., INC. HO 3-9216 NORTH CAROLINA Durham CARDINAL PRODUCTS. INC. DU 9-2017 Bon Collet· CAROLINA BIOLOGICAL SUPPLY CO. JU 4-8801 OHIO Cincinnati HARSHAW SCIENTIFIC Div. of Harshaw Chemical Co. RE 1-9100
. . . t h e first a n d only v o l u m e - p r o d u c e d highpurity line of ion exchange resins. A Mallinckrodt exclusive. Amberlite resins for the laboratory are now available from all Mallinckrodt A.R. distributors.
Chemical and physical specifications important t o analytical chemists are carried on the easily read multi-panel label. T h e new rigid specifications for copper, iron, lead and nickel are carefully controlled by the Mallinckrodt Analytical Laboratory. Amberlite resins are now available in the famous Mallinckrodt S T O R M O R ® bottles . . . easier and safer to handle and store t h a n any other package in the laboratory.
WRITE TODAY FOR FREE PHYSICAL AND CHEMICAL PROPERTIES CHART FOR AMBERLITE LABORATORY ION EXCHAN6E
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!
WASHINGTON SeittJe ALOE SCIENTIFIC EA 4-4250 Spokane THE C. M. FASSETT COMPANY KE 5-3022 WEST VIRGINIA Charleston B. PREISER COMPANY, INC. DI 3-5515 WISCONSIN Milwaukee LAABS, INC. DI 2-0145 F. P. JAY CHEMICALS, INC. (Formerly Fred Portz £ Son) GR 6-2450
RESINS
3323 Ma^nc^rod^
r
ÎTtOHGir
ACIDIC.
SULFONATED
STYRENE TYPE, CATION RESIH - MEDIUM
KEEP CONTAINER
H
(S0Î
AMBERLITE*
TIGHTLY CLOSED
( I o n Exchange Resin)
Ion exchange resins of thu type should be stored in a moiit condition. Core should be taken to prevent excessive loss of moisture.
J
APPARENT DENSITY (overage) 0 7 7
g/ml.
MESH SIZE (wet)
mesh
VOID
IR-120
VOLUME
Maximum Copper
20-50 ..
Limits
35-407o at
Impurities
(Cu)
Iron (Ft)
ANALYTICAL REAGENT
.
0.0025% .
0.00S07o
lead (Pb) Hiikel
0 0025%
(Ni)
0.0025%
DEGREE OF REGENERATION
...
MOISTURE HOLDING CAPACITY
MALUIKKRODT CHEMICAL WORKS M
LOWS ·
NEW
«JME
·
MOJJT-'iAi
POLY-
EXCHANGE
POROSITY
Ï8%
min.
49-55%
TOTAL EXCHANGE CAPACITY. Volume Weight ( d r y )
1.9
meq./ml.
min.
5.0 m e q . / g . m;n.
Mallinckrodt Chemical Works • St. Louis « New York « M o n t r e a l Circle No. 135 on Readers' Service Card VOL.
3 3 , N O . 2 , FEBRUARY 1 9 6 1
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