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Need help to verify if refractometer is accurate.


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  • 2 weeks later...
  • SRC Member

You can calibrate with rodi water 1st


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Tank : 3 x 2 x 1.8 ( setup end Feb 2014 ) --> 4 x 2 x 1.8 ( setup early Nov 2016 )
Skimmer : Bubble Magus NAC6 --> Bubble Magus Curve 7
Return pump : Jebao 10000l/h ( down in 17th December 2014 ) --> Jebao DC-12000 ( 19th December 2014 )
Compressor drop-in coil
Wavemaker : Tunze 6105 x 1
Lights : Modular based DIY LED light x 4

Chaeto in the sump

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  • SRC Member

Alternatively you can buy something like this to calibrate. but I noticed that temp does make a slight difference (air-con set at 22C vs no aircon around 30C)

https://www.freshnmarine.com/products/copy-of-brightwell-aquatics-refractometer-calibration-standard?_pos=2&_sid=fced461b1&_ss=r

 

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