Don't use and return. It's akyl (Active Ingredient
Alkyl (60%C14, 30%C16, 5%C12, 5%C18)
dimethyl benzyl ammonium chloride.......................................... ....30%
Alkyl (68%C12, 32%C14) dimethyl ethylbenzyl ammonium chloride ... 30%
inert ingredients .................................................. ....................40%)


something something. It foams and they do not recommend use of this stuff on this forum. They algaecide use needs is polyquat

"# Active Ingredient:
# Poly[oxyethylene (dimethyliminio)-
# ethylene (dimethyliminio) ethylene dichloride] ........... 60%
# Other Ingredients .................................................. . 40%
# Total .................................................. .................. 100% "

is what you need. I bought some at super k