In {TAIL ~ this embodiment} of the invention, if the amount of acrylic acid added to the adhesive is too high, greater than about 10 weight percent, {HEAD ~ the adhesive} loses its pressure sensitive adhesion characteristics as well as detrimentally affecting the color change of tetrazolium salt indicators 
In { TAIL ~ this embodiment } of the invention , if the amount of acrylic acid added to the adhesive is too high , greater than about 10 weight percent , { HEAD ~ the adhesive } loses its pressure sensitive adhesion characteristics as well as detrimentally affecting the color change of tetrazolium salt indicators
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH