Results of interactions with:
Substances
pH
Temperature
Hardness
W
Sodium Sulfide
As pH decreases from 9 to 6,
toxicity increases.
W
Sulfuric Acid
Toxic when pH is below 5.
W
O-Xylene
Toxicity triples with
an increase in temperature of 8°C.
increases
Toxicity decreases with
with
increasing
increasing hardness.
temperature.
[1]
Peter Dudoro and Max Katz, “Industrial Wastes: Critical Review of Literature on the Toxicity of Industrial Wastes and Their Components to Fish. II.
The Metals, as Salts,” Journal of the Water Pollution Control Federation, july
1953, Vol. 25, No. 7, 811.
[2]
Ibid., p. 832.
[3]
H. A. Hawkes, “Biological Aspects of River Pollution,” Chapter 8 in River Pol—
lution: Causes and Eects, Volume II (London: Butterworth, 1962), p. 337.
[4]
S. K. Kuslmaswami, “Health Aspects of Water Quality,” American Journal of
Public Health, November 1971, Vol. 61, No. 11, 2262.
[5] john W. Arthur and john G. Eaton, “Chloramine Toxicity to the Amphipod
Gammerus pseudolimnaeus and the Fathead Minn0w (Pimephales promelas),”
Journal of the Fisheries Research Board of Canada, 1971, Vol. 28, No. 12,
_.
1841—45. See also Terri Aaronson, “Spectrum,” Environment, january—Febru—
ary 1972, Vol. 14, No. 1, 25.
[6]
Water Quality Criteria, report of the National Technical Advisory Committee
to the Secretary of the Interior, Federal Water Pollution Control Adminis—
tration, Washington, D.C., April 1, 1968, p. 65.
[7]
Ibid., p. 63.
194
Appendix
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