ISOPIESTIC DETERMINATION OF THE WATER ACTIVITIES OF POLY(ETHYLENE GLYCOL) PLUS SALT PLUS WATER-SYSTEMS AT 25-DEGREES-C

Authors
LIN DQ ZHU ZQ MEI LH YANG LR
Citation
Dq. Lin et al., ISOPIESTIC DETERMINATION OF THE WATER ACTIVITIES OF POLY(ETHYLENE GLYCOL) PLUS SALT PLUS WATER-SYSTEMS AT 25-DEGREES-C, Journal of chemical and engineering data, 41(5), 1996, pp. 1040-1042
Citations number
10
Categorie Soggetti
Engineering, Chemical",Chemistry
Journal title
Journal of chemical and engineering data → ACNP
ISSN journal
00219568
Volume
41
Issue
5
Year of publication
1996
Pages
1040 - 1042
Database
ISI
SICI code
0021-9568(1996)41:5<1040:IDOTWA>2.0.ZU;2-N
Abstract
Water activities of poly(ethylene glycol) (PEG) + salt + H2O systems h ave been measured using an improved isopiestic method at 25 degrees C. The salts used were MgSO4, (NH4)(2)SO4, KH2PO4, and K2HPO4. The water activities were correlated successfully with an empirical equation.