"Blue Star" Blood revealing reagent

Formulated after a special formula dedicated to criminal investigation to help search for invisible blood trace evidence on crime scenes, BlueStar offers the hunter an efficient, easy to use solution, safe for himself and the environment.
(Destroys DNA — Use only for hunting).

BlueStar Hunting - Kit 

This kit contains an 8 oz. slimline sprayer bottle, 2 pairs of tablets in their foil packets, and a comprehensive user's guide.

The BlueStar Hunting Kit allows you to prepare one or two 8 oz. doses according to the desired dilution. (Optimal results are obtained with 2 pairs of tablets for 8 oz. of water).

BlueStar Hunting - Refill  

Each box contains 4 pairs of tablets wrapped in foil packets.

One foil packet of tablets is sufficient to check your shot (diluted in 4 oz. of water if used at full strength, or up to 8 oz.).

For a search covering a 100 yards distance, use the 4 packets diluted in 16 oz. of water, or up to 32 oz.

Has this ever happened to you ?  You are invited to hunt deer in a friend's hunting area. Shortly after nightfall you see a shootable Buck moving through the underbrush. Before it disappears you are able to get off a shot, however the deer did not react to the shot ?

At the end of the hunt you take your flashlight and start searching for blood to confirm if you hit the deer. However, the rain that has fallen after you had shot has eliminated all traces of blood...