Did you have any water left over to test it? You should be ok. Just keep your ph in range. 1 time won’t kill them. 2 times might.
No I dont have any water left over but I did test it again with my ph pen so I figured it would be okay but after I was done water I was like wait a minute did I accidentally drop in some liquid ph tester in my buck.. the I looked up the ingredients to general hydroponic ph tester and it says contains isopropyl alcohol but then when I look up the ingredients on google they have a pdf file tha says this
Ingredients include 7.69% methyl alcohol. Methyl alcohol is poisonous and
may be fatal or cause blindness if swallowed. It is harmful if inhaled or
absorbed through the skin. Methyl alcohol can not be made
nonpoisonous. Methyl alcohol in this concentration may also cause
irritation to the skin, eyes and respiratory tract. Methyl alcohol can also do
damage to the central nervous system and liver.