Components:

Original Measurements

Nicholson, B. C.; Maguire, B. P.; Bursill, D. B.; Environ. Sci. Technol. 1984, 18, 518-21.

Variables:

Ambient temperature: 293 K
Mass concentration (m/v) (2): C2 = 20 mg/L

Prepared by:

A.L. Horvath

Method/Apparatus/Procedure:

The apparatus consisted of a stripping vessel similar to that described by Mackay et al. (ref. 1). The air entered through the top of the vessel and the diffuser was close to the bottom. The mixture was added to the stripping vessel and the desired flow was maintained. A sample of the solution being stripped was taken for analysis. After extraction of the sample, the extracts were analyzed by gas chromatography equipped with a capillary column.

Source and Purity of Materials:
  1. Source and purity not given.
  2. pH = 7.9, 20 mg humic acid/cm3, 370 mg salt/dm3, 68 mg CaCO3/dm3, 17 mg organic carbon/dm3.
Estimated Errors:

Ambient temperature: ±0.1 K.
Mass concentration (m/v) (1): Not specified.

References

1 Mackay, D.; Shiu, W. Y.; Sutherland, R. D. Environ. Sci. Technol. 1979, 13, 333.

Experimental Values:
T (°C) 100w1a x1 H (m3 atm mol-1)
20.0 7.991 x 10-1 1.2145 x 10-3 3.1 x 10-3

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