Pay in 4 interest-free payments of $2.88 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
00 mg/l (ppm) of phosphate in an aquarium does not suffice
enriching the terrarium ecosystem
ensuring the wellbeing of your underwater ecosystem
Perfect for fishkeepers looking for a safe
Fritz 35ppt Refractometer Calibration Solution flipper 00 mg/l (ppm) of phosphatePre 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