Is there any chemical to avoid mould for wooden furniture with moisture content 15 to 25%?

I produce teak garden furniture for export, and I have a problem with the humidity which giving a big chance for mould to grow.





Is there any chemical to avoid mould for growing?


I use kiln dry to dry wood, but still there is mould growing.





Please help me with the chemical name and how to use it.





Thank you in advance.

Is there any chemical to avoid mould for wooden furniture with moisture content 15 to 25%?
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