Welcome. Pics and water parameters will help like mentioned above. How long has your system been setup? What lights are you using and at what intensity if LEDs? What are you using for filtration and nutrient export? How big is your system and what fish and/or coral do you have?
Remove as much as you can by hand. I have had success using liquid Vibrant.
what clean up crew do you have currently and what size tank?
Welcome also to the R2R community !!
Remove as much as you can by hand. I have had success using liquid Vibrant.
what clean up crew do you have currently and what size tank?
Welcome also to the R2R community
Scrub the rocks and remove it all by hand/filter socks
I wouldn't use a 'treatment' until your tank is matured.
Don't mess with the chemistry of a new tank ... just let it happen