i just take out the armor (plates and soft) and take everything out of the IFAK and all other pouches...
and toss it in the wash, normal detergent. let it air dry. I did it all through IET and here now that im in my unit.
thats what I do every time I wash my IBA. the worst it ever was, was after AT this year. a week in the field, one day break, then another week in the field., it was RANK. washer did all the work.