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2 x 2.5 gal
Hydrothol 191 Granular with alkylamine endothall is a selective, rapid-acting, contact herbicide and algaecide. Very effective against a broad spectrum of submersed weeds, also controls Problem Algae at the same time.
Hydrothol 191 has been successfully used for over 20 years. For use in lakes, ponds, irrigation canals, and drainage ditches. Works rapidly enough to be effective in both still and slow moving water.
Mono (N,N-dimethylalkylamine) salt of endothall 53.0%
Other Ingredients 47.0%