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 CHEMICAL, PHYSICAL, AND BIOLOGICAL PROPERTIES OF HERBICIDES AND PLANT GROWTH REGULATORS -- Continued
Common and
Acute Oral
Chemical Designations1
Toxicity,
(Cost per Pound; and
Dermal
Trade Name and
L D50 (mg/kg)
Manufacturer2
Commercial Formulation
and Rating
Toxicity
Biological Information and Remarks
Copper compounds
Used mainly for control of algae growths in water.
COPPER
Copper
very
cupric sulfate penta =
slight
When applied in continuous low doses, controls
SULFATE
sulfate
pondweed in irrigation canals. When applying in
hydrate; Copper11
Crystals
470; very
toxicity
alkanolamine complex
fish-containing waters, note cautions on rates toler-
Cities Service
toxic
($135/lb elemental
ated by different fish species. Potable water has a
BLUESTONE
copper for aminecomplex,
at least 22
tolerance of 1 ppm of copper. Effectiveness of
$110/lb elemental
copper decreases as water hardness increases. Very
companies
corrosive to plain steel and galvanized pipe. Use 304
copperas; copper sulfate
CUTRINE-Plus
pentahydrate)
stainless steel, monel, or plastic. Copper is strongly
Applied Bio-
adsorbed by clay and humus. It is precipitated on
chemists
KOMEEN
clay particles.
AQUATIC
HERBICIDE
K-LOX
ALGACIDE
Sandoz
1
A chemical name occupying two lines separated by an equal (=) sign would be joined together without any separation if written on one line.
2
Mention of trade name or company is for information only, and does not constitute an endorsement over other products not mentioned.
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