00526nam a2200181Ia 450000500170000000800410001702000180005803500090007604100080008508200120009310000300010524500670013526000530020230000070025550000090026250500450027165000280031620260808125456.0260808s9999||||xx |||||||||||||| ||und||  a92-4-154274-8  a5770  aENG  a547.533  aWorld Health Organization 0aIPCS (Environmental health criteria no - 074)bDiaminotoluenes  aGenevabUNEP and World Health Organizationc1987  a67  aGift  aIPCS, chemical safety, organic chemicals  aIPCSbOrganic chemistry