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Nitrite (NO2) is among the most toxic substances for fish in aquariums
The concentration should be between 380 and 450 mg/l (ppm)
You can achieve these so-called tropical blackwater conditions without any trouble and lastingly with sera super peat
willow bark
BiUbe and BiOrb Life aquariums
Continuum AquaBlade-P Short Handle Scraper with Acrylic Safe Plastic Blade Sera Hydrometer Nitrite (NO2) is among theCompatibility built in. 100% Backwards compatible with previous units. AquaBlade scraper fits the old blades, AquaBlade blades fit the old scraper. Heads above the rest. AquaBlade scrapers feature solid fiberglass handles. Instead of using glues that break down like other scrapers the AquaBlade handles are v grooved from the side and inserted into the head of the scraper during the injection molding process. Under thousands of pounds of pressure the
US$ 495.00
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