Fritz 35ppt Refractometer Calibration Solution flipper ensuring the wellbeing of your

ensuring the wellbeing of your underwater ecosystem

sponges and crustaceans

Offering impressive versatility

2 x Filter Basket

00 mg/l (ppm) of phosphate in an aquarium does not suffice

Fritz 35ppt Refractometer Calibration Solution flipper ensuring the wellbeing of yourPre measured refractometer calibration solution takes the guesswork out of properly calibrating your instrument with no need for expensive or unreliable measuring equipment. A refractometer is essential to the saltwater hobbyist for success. Maintain its accuracy by recalibrating regularly. Directions & Dosage Shake bottle well before application. Ensure the refractometer prism surface is clean, wipe with distilled or RO water if necessary and dry