Looking to ID Algae in Sump

[Myka]

Originally Posted by CHEAPREEF

So it's been 2 weeks and no return of the white slime or the buildup in the pipes. I can't be 100% what it was yet but I am leaning towards a build up of VOC's in the water.
I am going to start adding stuff I stopped doing slowly every 4-5 days see if anything triggers a return, other than the AA's and Bacteria I no longer feel the need to dose those as the tank has been perfectly fine without either.

VOCs? Volatile Organic Compounds? I think you mean something else?

I still vote that the slime was excess bacteria from liquid carbon dosing.

Good luck with resuming dosing.