RADIATION Atomic Energy of Canada offers the finest Cobalt 60 Irradiator available — The

GAMMACELL 220 Simple, safe, easy to operate

SELF SHIELDED-NO ROOM SHIELDING

NECESSARY

SIMPLE, PUSHBUTTON CONTROLS, CAN BE

OPERATED BY TECHNICIAN OR STUDENT

DOSE RATES UP TO 2 χ 10e R/H

AECL provides Cobalt 60 Irradiators and sources for every purpose from research to full scale production plants. With its long experience and world wide opera­tion, AECL is the logical choice for information to help you with your requirements. Please write — We have Sales and Service Representatives in more than 100 countries.

Atomic Energy of Canada Limited · Commercial Products

9 8 A · ANALYTICAL CHEMISTRY

Circle No. 16 on Readers' Service Card See ACS Laboratory Guide for All Products/Sales Office

PQBox93 · Ottawa · Canada Telephone 613/728.1841-Cable'Nemota'

Circle No. 187 on Readers' Service Card-

RESEARCH with

A 6803

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