নিনপাৰীনিনাও
নিনহাইড্ৰিন (Assamese)
1. Ninhydrin (2,2-dihydroxyindane-1,3-dione) is an organic compound with the formula C6H4(CO)2C(OH)2. It is used to detect ammonia and amines. Upon reaction with these amines, ninhydrin gets converted into... from wikipedia.org