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AB™ Brand Copper Sulfate Crystals are concentrated dissolvents which control planktonic and surface filamentous algae and is also labeled for root control in sewer lines.
Fast-acting algaecide
High-grade crystals
Dissolves quickly in water
NSF/ANSI Standard 60
OMRI certified for organic use
Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
US$40
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