Measuring Phosphate in a Reef Tank: Why Zero PO4 May Not Mean Zero
Check zero PO4 readings, compare measurement units and select suitable phosphate tests before changing your reef aquarium.
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Phosphate test for fresh and marine water, with a range of 0.03–3.0 mg/l and manufacturer-stated accuracy of 0.05 mg/l.
Shake the reagents before use. Fill each of the two cuvettes with 5 ml aquarium water and retain one as the reference. For marine water, add 10 drops of reagent A followed by 4 drops of B to the test cuvette, shaking briefly after each. Read with the comparator after 2 minutes under suitable lighting. The number of A drops differs for freshwater; follow the supplied instructions. Store cool and dark; the manufacturer specifies six months after opening.
Reagents A and B, two glass cuvettes, dosing syringe, colour card, comparator and instructions.
For the intended aquarium use only. Keep out of reach of children. Follow the current label and supplied safety instructions.
Dr. Biener GmbH, Steinäckerweg 3–5, 36367 Wartenberg, Germany. info@biener-aquaristik.de.
Supplier delivery within Germany only, estimated 2–3 business days. No pickup. Orders with corals ship in a separate parcel with their own shipping charges; the coral delivery date does not apply to this item.
Check zero PO4 readings, compare measurement units and select suitable phosphate tests before changing your reef aquarium.
Read guide