Maybe it is not Bob's Red Mill but instead King Arthur Flour which does have coconut milk powder? google their website.
Coconut Milk Powder 8 oz. $9.95
"Just combine 1 cup powder with ½ cup hot water to replicate canned "light" coconut milk."
"Mix [coconut powder] with confectioners' sugar and milk to make coconut glaze."
"For a tropical twist, add 1 teaspoon coconut powder to your mug of hot cocoa."
"Uh-oh, your recipe calls for coconut milk, and the cupboard is bare… Ta-da! Keep coconut milk powder on hand for INSTANT coconut milk! 8-ounce bag."