PH calibration using Ph 4 buffer
Posted: Sun Jan 21, 2018 7:37 am
Roberto
I own a amazonic aquarium (yes.. fresh water). With the RA+ I used to calibrate the PH using ph7 and ph4 buffer, since the aquarium has acid water (about 6.5).
How can I do the same with RA*? The Menu does not give me any option besides Ph7 and PH10.
Best regards
Rafa
I own a amazonic aquarium (yes.. fresh water). With the RA+ I used to calibrate the PH using ph7 and ph4 buffer, since the aquarium has acid water (about 6.5).
How can I do the same with RA*? The Menu does not give me any option besides Ph7 and PH10.
Best regards
Rafa