Can seed sprout tea turn to herbicide after few hrs.. But can i still use it if i ph water to 6.3

Question I made up A batch of seeds sproute Tea using barley and mung bean. It started raining last night and aging this morning. Some ppl say it can turn to herbacid or acidic if I ph my water when I use it to 6.3 will it b fine.. I've ran it b4 @ 15 hrs and ph water to 6.3 and it was fine lmk..

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