Amresco J630-100G YEAST NITROGEN BASE WITHOUT AMINOACIDS & AMMONIUM SULFATE 酵母氮源(YNB),不含氨基酸,不含硫酸铵

Amresco J630-100G YEAST NITROGEN BASE WITHOUT AMINOACIDS & AMMONIUM SULFATE 酵母氮源(YNB),不含氨基酸,不含硫酸铵