

Aquarium and pond equipment at the best prices!
For those passionate about aquariophily
Having trouble finalizing your order? Contact us 24 hours a day by email at information@zoanthus.fr.
Basin Analysis
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Balling Products
Seawater supplements
Basic elements
Fresh Water Supplements
CO2 system
Basin Supplements
Basic elements
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Fish Care
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Food
Fresh Water Food
Food Basin
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Sand
Substrate for reactor
Sea Salts
Sands / Quartz / Substrates
Remineralizing
Pond Substrate
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Equipment
Freshwater Equipment
Basin Equipment
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Reagents for Checker nitrates in seawater, narrow range (HI781), 25 tests + 25 filter papers
Ref: HI781-25
You may also like
Mini-photometer Checker HC nitrates allows the measurement of nitrates in seawater from 0.50 to 50 mg/L with an accuracy of ± 0.25 mg/L.
Seawater Nitrate Standard Solutions – HI781-11 provides a simple solution for checking the HI781 Seawater Nitrate Checker .
This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date to ensure traceability when certifying the Checker®HC® Mini Photometer.
Pre-order, available end of November.
The HI740271 is a replacement filter holder with lock (1 piece) for use with the HI781 Nitrates Checker.
Mini-photometer Checker HC nitrates allows the measurement of nitrates in seawater from 0.50 to 50 mg/L with an accuracy of ± 0.25 mg/L.
Powder reagents for Phosphate Checker (HI 713), 25 tests.
Ref: HI713-25
Reagents for seawater calcium (HI 758), 25 tests.
Liquid reagent for seawater alkalinity (HI 755), 25 tests.
Powder reagents for Nitrite Checker (HI764), 25 tests.
Ref: HI764-25
The HI740271 is a replacement filter holder with lock (1 piece) for use with the HI781 Nitrates Checker.
This SALIFERT brand analysis kit allows you to accurately measure the calcium level of your seawater. Allows you to take 50 to 100 measurements.
ICP-OES seawater analysis is an accurate and economical analysis for hobbyists and professionals in the aquarium industry. It allows the control of more than 25 water parameters (macro and trace elements) of your aquarium.
This PRO kit allows the analysis of aquarium water with nitrates, fluoride, kH and osmosis water.
The Aquarium Systems hydrometer allows you to accurately measure the density of seawater at a lower cost.
The seawater refractometer offers exceptional accuracy because it uses a specific algorithm developed to measure the absolute salinity of seawater at a temperature of 25°C.
Checker HC mini-photometer for measuring phosphates up to 2.50 mg/L (ppm) .
This mini-photometer is compatible for measurements in fresh water and sea water .
HI 713 is supplied with 2 measuring cuvettes and their caps, 6 sachets of powdered reagent and the battery.
Checker HC mini-photometer for measuring alkalinity in seawater up to 300 mg/L (ppm).
HI 755 is delivered with 2 measuring cuvettes and their caps, 1 bottle of liquid reagent for alkalinity and the battery.
Checker HC mini-photometer for the measurement of calcium in seawater from 200 to 600 mg/L (ppm).
HI 758 is delivered with 2 measurement cuvettes and their cap, reagents for 25 tests, 1 plastic pipette, 1 automatic 100 µL pipette with tip and the battery.
.
Powder reagents for Phosphate Checker (HI 713), 25 tests.
Ref: HI713-25
Liquid reagent for seawater alkalinity (HI 755), 25 tests.
Reagents for seawater calcium (HI 758), 25 tests.
Reagents for Checker nitrates in seawater, narrow range (HI781), 25 tests + 25 filter papers
Ref: HI781-25