news Optimization of storage conditions of 4,4′-diaminodiphenylmethane and its safety specifications during transportation Introduction to 4,4'-Diaminodimethane 4,4'-diaminodimethane (MDA, Methylene Dianiline), is an impor... 02/1844'-diaminodiphenylmethane and its safety specifications during transportation Optimization of storage conditions of 4