爱尔兰Megazyme半乳甘露聚糖[瓜尔豆;中黏度]P-GGMMV[GuarGalactomannan(MedVis)4g]

爱尔兰Megazyme 半乳甘露聚糖[瓜尔豆;中黏度] Guar Galactomannan (Med Vis) 4g P-GGMMV