Refractometer Calibration Fluid | DIY Reef Chemistry

o00brandon00o

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@Randy Holmes-Farley

My refractometer was way off!

Thanks for the recipe!

20180530_130815.jpg

Tare, 96.3-g RO/DI, & total with 3.6-g NaCl (it bumped to 100-g.)


20180530_131340.jpg

Calibrated, old reading, after +salt to DT.

 
Last edited:

IF YOU HAD TO OPERATE EVERYTHING ELSE MANUALLY, WHICH AUTOMATED SYSTEM WOULD YOU KEEP?

  • Auto top-off

    Votes: 56 58.3%
  • Automated dosing

    Votes: 6 6.3%
  • Mechanical filtration / roller filter

    Votes: 4 4.2%
  • Automated water testing

    Votes: 3 3.1%
  • Automatic feeding

    Votes: 1 1.0%
  • Lighting schedule

    Votes: 17 17.7%
  • Controller and remote monitoring

    Votes: 4 4.2%
  • Leak detection and emergency shutoff

    Votes: 1 1.0%
  • Automatic water changes

    Votes: 3 3.1%
  • None. I prefer to operate everything manually

    Votes: 0 0.0%
  • Something else (explain in the comments)

    Votes: 1 1.0%
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