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ensuring crystal-clear water that enhances the light penetration and vitality of your aquarium environment
weighted ball
making it integral to routine partial water changes
It effectively reduces harmful bacterial loads
as well as any standard 4"/10cm filter bag holder
Fritz 35ppt Refractometer Calibration Solution tank-only ensuring crystal-clear water that enhancesPre 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
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