toxicity assessment of 4,4′-diaminodiphenylmethane and its safety protection measures in industrial production
overview of 4,4′-diaminodimethane 4,4′-diaminodiphenylmethane (4,4′-diaminodiphenylmethane, referred to as mda) is an important organic compound with the chemical formula c13h14n2. it is connected by …

