... pool/Spa 4>Non-foaming; Non-toxic Product Name SPA Water Treatment AlgaecideChemical Name Poly[(dimethylimino)(2-hydroxy-1,3-propanedily ... the walls and bottoms of the pools.acidic and alkaline water.Non foaming, Nontoxic,Non-irritative, Good stability & more safe.swimming ... pool, Spa and other cooling water system.Usual package 220 Kgs net PE drum, UN-Approved.