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Dosing
The maker doses this by schedule rather than by a fixed potency, so the calculator cannot use it. Follow the directions below.
How it’s used
2 ml per 1000 L per day to lower nitrate and phosphate biologically.
Sources
nyos.com did not resolve (DNS failure) during research; nyos.de is an unrelated site. Figures come from the manufacturer copy reproduced on German retailer Mrutzek (shop-meeresaquaristik.de) and BRS. Older-generation NYOS product (retailer article no. 156112, currently on sale); composition unpublished; presumably superseded by NITRATE MINUS but still listed.