SARGENT-WELCH
a
lot of PH meter for $110.00
SARGBNT-WELCH
model RB S-30011
Portable — battery operated — weighs only 1 kg. 12.7 cm (5") meter scale graduated 0-14 pH and 0- ±700 mV Temperature compensator with 0°-100°C range Molded Cycolac T® case with carrying handle State-of-the-art circuit with dual FET at input Price of $110.00 includes combination electrode, buffer and electrolyte (2 batteries extra: mercury, $2.65 each; zinc-carbon, $0.89 each)
SARGENT-WELCH SCIENTIFIC COMPANY
· 7300 NORTH LINDER AVENUE · SKOKIE, IL 60076 ·
(312)677-0600
Anaheim · Birmingham · Chicago · Cincinnati · Cleveland · Dallas · Denver · Detroit · Springfield, N.J. · Toronto · Montreal CIRCLE 187 ON READER SERVICE CARD 1 1 4 0 A · ANALYTICAL CHEMISTRY, VOL. 48, NO. 14, DECEMBER 1976
