INTERNATIONAL UNION OF PURE

AND APPLIED CHEMISTRY

DIVISION OF PHYSICAL CHEMISTRY

MANUAL OF SYMBOLS AND

TERMINOLOGY FOR

PHYSICOCHEMICAL QUANTITIES

AND UNITS

APPENDIX II

Definitions, Terminology and Symbols in

Colloid and Surface Chemistry

PART I

Adopted by the IUPAC Council at Washington DC, USA,

on 23 July 1971

Prepared for publication by

D. H. EVERETT

Chairman, Commission on Colloid and Surface Chemistry (1969-1972)

Prepared for Internet Consultation

2001

L. K. KOOPAL

Chairman, Commission on Colloid and Surface Chemistry including Catalysis (1999-2001)