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Perfect for freshwater or saltwater aquariums
)Size: 500 mL
(Example: if you have a 50 gallon tank and you want to raise the level by
It closes possible supply gaps and prevents deficiencies when simply dripped onto the food or added to the water
Fritz 35ppt Calibration Fluid 1.25oz E.S.V. B-Ionic 2-Part Calcium Buffer Perfect for freshwater or saltwaterPre 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. Use as a Reference for any Density Measurement Instruments. Simple 2 or 3 drop Application. Quickly Calibrate to 35 ppt or 1. 026 sg. Directions:Shake bottle well