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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
Benzene with Sodium Chloride and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) Benzene; C6H6; [71-43-2]
NIST Chemistry WebBook
for detail
(3) Sodium Chloride; NaCl; [7647-14-5]
NIST Chemistry WebBook
for detail
Original Measurements:
Variables:
Prepared By:
Experimental Data:
(Notes on the Nomenclature)
Method/Apparatus/Procedure:
A saturated solution of (1) was prepared by pumping salt water through a "generation column" which was packed with glass beads coated with 1% by weight of (1). The saturated solution was extracted with an "extractor column" packed with a superficially porous bonded C
18
stationary phase, then a wateracetonitrile solvent was passed through for extraction. The extract was introduced into a liquid chromatograph and the concentration of (1) was measured with a UV detector.
Source and Purity of Materials:
(1) greater than 97% pure.
(2) reagent grade.
(3) distilled from potassium-sodium hydroxide and passed through an XAD-2 column.
Estimated Errors:
Solubility: K
s
± 0.006
S
o
± 10
Temperature: ± 0.05 K