TY - GEN AU - Pintér-Szakács, Margit, AU - Molmán-Perl, TI - Determination of tryptophan in unhydrolyzed food and feedstuffs by the acid ninhydrin method [Texto fotocopiado] SN - 150$ PY - 0000///American Chemical Society CY - [Easton, Pa] PB - 1990 KW - 0518 p N2 - Contém bibliografia ER -