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View Full Version : Can I use pH7 & pH10 for calibration?



Reef Dweller
04.11.2009, 12:53
When I go to calibrate my pH probe, can I use pH7 & pH10 or do I need pH7 & pH9?

My tank is salt water.

Thanks.

Matthias
04.11.2009, 19:02
both is possible