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carbon dioxide alternatives and natural accelerants in order to provide a more comprehensive supplement and reduce the total number of products required
5 mm / OD : 9
Safe for ALL fish and corals
If the PO4 content rises again
easy to use
Fritz Aquatics 35ppt Calibration Fluid 37ml/1.25oz ACCESSORIES carbon dioxide alternatives and naturalFritz Aquatics 35PPT Calibration Fluid 37ml 1. 25oz Use as a Reference for any Density Measurement Instruments Simple 2 or 3 drop Application Quickly Calibrate to 35 ppt or 1. 026 sg About Pre 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
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