Algicide non -foamyalgicide highly effective high concentration to eliminate and prevent algae formation in pool water. Recommended for use in SPAs and where there is circulation of pressurized water circulation of pressurized water (sources, waterfalls, countercurrent swimming) and water areas of low hardness. Dosage :: Start: 0.5 to 1 L,/50 m³ of water. Maintenance: 0.25/0.50 L. by 50 m³ of water per week, at dusk preferablyUse biocides safely. Always read the label and information on the biocidal product before use. The product is authorised for general use.Candidate substances for authorisation under Regulation (EC) 1907/2006 (REACH): Not relevant.Substances included in Annex XIV of REACH (authorisation list) and expiry date: Not relevant.Regulation (EC) 1005/2009 on Substances that Deplete the Ozone Layer: Not RelevantActive substances which have been included in Article 95 of Regulation (EU) No. 528/2012: Ammonium compoundsquaternary, benzyl-C12-16-alkyldimethyl, chlorides (included for product type 1, 2, 3, 4, 8, 10, 11, 12, 22).REGULATION (EU) No 649/2012 concerning the export and import of dangerous chemicals: Not relevant.