Anyone here knows how to cap dbol powder and what blender/mixer to get

I got capmquick and got their smallest size 1 capsule which holds 500mg

So how do i cap dbol at 10mg a capsule , i know i gotta use cornstarch filler but, is there a blender or mixer out there that will guarantee such low accuraty of 98% cornstarch with 2% dbol ? in a capsule?

490mg corn , 10mg dbol.

anyone knows please help thanks