Of topic grobo nutes question

So I came across a snag my grobo emptied bottle one can someone tell me what I can use to replace bottle one thank you in advance

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Ph up for bottle 1
Ph down bottle 2
Get used to it does it alot un plug nutes when draining


Ok not sure where it went but a lot of it went to the floor so far everything else is working fine thanks for that response she really got stressed out

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Put drain hose in bucket so you dont have a mess