On January 28, 2010, Mills, Andrew; Grosshans, Pauline; McFarlane, Michael published a patent.Application of 4569-86-2 The title of the patent was UV sensor. And the patent contained the following:
The present invention relates to the provision of UV sensitive compositions and sensors comprising the compositions The sensors can find use in a wide range of applications including as dosimeters for indicating the amount of exposure to UV light of a person or an article. The experimental process involved the reaction of 3-Amino-7-(diethylamino)-5-phenylphenazin-5-ium chloride(cas: 4569-86-2).Application of 4569-86-2
The Article related to uv sensor, Inorganic Analytical Chemistry: Apparatus and other aspects.Application of 4569-86-2
Referemce:
Chloride – Wikipedia,
Chlorides – an overview | ScienceDirect Topics