This kit measures nitrite to less than 0.1 mg/L and nitrate to less than 0.2 mg/L in marine or freshwater. MultiTest® Nitrite. Nitrate performs over 75 tests and contains a reference sample for validation
Accurate and true measurement of the 'Seawater' salinity.
or 6 weekly interest-free payments from $16.25 with
Professional Seawater Test Kit for Ammonia (NH3)
or 6 weekly interest-free payments from $5.28 with
To test free and total Ammonia in Marine or Fresh water.
or 6 weekly interest-free payments from $7.80 with