hand held refractometer - free

[Poor Boy]

i do not have any solution for it...

its free, but some cheato would be cool if you have any.

[Big_Pun]

solution for what ?

[Francis]

He probably meant the calibration solution.


Sent from my iPhone using Tapatalk

[Poor Boy]

yeah, i was told some sort of solution was needed in order to get the readings.

[new2dis]

I use RODI to calibrate.

[350gt]

I use RODI to calibrate.

http://blog.captive-aquatics.com/captive_aquatics/2011/01/refractometer-calibration-the-myth-and-risks-of-using-rodi.html

[Big_Pun]

I have some welcome to come by and I'll fix it up

[Poor Boy]

i still have the refractometer.

[jf1850c]

Pm sent

[slm222]

I'll take it if no one does. Be in town tomorrow