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  1. Formula for salinity correction | Reef2Reef

    Feb 17, 2021 · Have you ever tested your tank salinity and found it to be too high or too low? I know I have. I hated guessing what salinity water I had to use to increase or decrease my …

  2. Ideal Salinity | Reef2Reef

    Jun 12, 2018 · What is your ideal salinity. My tank is at 79 degrees F and has a specific gravity of 1.022. I read in ppt that that equates 31.6 ppt salinity. What is the ideal range you guys have …

  3. Apex Salinity Probe Replacement Options | Reef2Reef

    Aug 9, 2024 · Does anyone have any salinity probe replacement options for the Neptune Apex, which is not from Neptune? Mine is going on a couple years old and has started acting up …

  4. Salinity - PSU vs PPT | Reef2Reef

    Oct 10, 2022 · An older salinity scale is ppt (10-3), where salinity is defined by “the salt content is the weight of the inorganic salts contained in 1 kg of seawater if all bromide and iodide are …

  5. The "Best" Refractometer?: My experience with several popular …

    Oct 22, 2021 · Since getting into the hobby, I've been down the rabbit hole on salinity/specific gravity measuring devices. I've had the Hanna HI98319 Salinity Pen, a $20 Amazon White …

  6. Refractometers And Salinity Measurement | Reef2Reef

    Dec 10, 2015 · Reef aquarists monitor salinity in a variety of ways, including specific gravity measurement using hydrometers, conductivity measurement using electronic meters, and …

  7. lower salinity issues | Page 2 | Reef2Reef

    Jun 19, 2025 · Your salinity should stay consistent with this approach. It also depends on when you are testing salinity. Is it before topping off, after? Click to expand... Good questions. I …

  8. Salinity Acclimation Question | Reef2Reef

    Jun 14, 2025 · Good morning! When it comes to acclimation, if my tank is at 1.025 salinity and the store tank is at 1.030, would I need to acclimate using rodi water to lower the salinity to 1.025 …

  9. How to raise salinity. | Reef2Reef

    Jun 21, 2020 · Direct Salt Addition Calculator Aquarium calculator; Estimate the amount of solid salt required to raise salinity to a target level.

  10. 1.025 vs 35 ppt - often used interchangeably? | Reef2Reef

    Feb 2, 2018 · I rejoined the hobby back ~2016, and everyone seemed to agree that 1.025 was the perfect salinity. Lately though, more and more I've been hearing that 35 ppt is what you should …