38A
ANALYTICAL
Paper Partition
NEW WATER HARDNESS TEST SET For
CHEMISTRY
CHROMATOGRAPHY Equipment
Cabinets, Cylinders & Racks, Miscellaneous Accessory Equipment Specially Designed for Paper Partition Chromatographic Analysis
years,
laboratories conducting
CHROMATOCAB Model B250
water hardness tests have fol lowed the soap test method in volving
many
tedious minutes
• Write for Descriptive Brochure
and subject to
BERKELEY CHROMATOGRAPHY DIV.
errors of both operator
and
UNIVERSITY APPARATUS COMPANY
method.
Dept. Κ · 2 2 2 9 McGee Avenue · Berkeley 3, Calif.
Now as the result
of
re
search at the University of Zurich and at Iowa State College, a simple and accurate test has been developed which not only
PETERSON
cuts the time per test but greatly minimizes the possi bility of error.
