I found this on another forum

Ingredients for Scent Killer:
16 oz. (2 cups) Peroxide

16 oz. (2 cups) Distilled Water

cup baking soda

1 oz. On non-scented shampoo

Let sit for several days (milk jug works good with lid loose) This recipe is also good for removing blood from your hands in the field after dressing your critter! No dried blood, presents a better image!