BD培养基 233901 6 SP Difco Legionella Agar Enrichment, 5 mL 军团菌琼脂营养添加剂，6×5ML 
修饰性PEG
DSPE SH COOH MAL NH2 巯基 羧基 氨基 四臂 八臂PEG WAKO和光纯药
BD培养基 233901 6 SP Difco Legionella Agar Enrichment, 5 mL 军团菌琼脂营养添加剂，6×5ML