爱尔兰Megazyme木聚糖(桦木,部分乙酰化)P-ACXYL[Xylan(Birchwood,partiallyacetylated)]

爱尔兰Megazyme 木聚糖(桦木,部分乙酰化) Xylan (Birchwood, partially acetylated) P-ACXYL