用途:用于样品制备的稀释液。

用法

Suspend 25.0g of the medium in 960 mL of water, heating in a water bath at 48-50 ℃ for about   30 minutes to effect solution. Add 40 mL of polysorbate 20. Mix, dispense as desired, and   sterilize.Autoclave 15 min at 121°C.

称取本品 25.0g ,溶解于 960ml 蒸馏水中, 48-50 ℃水浴加热30分钟 ,加入  40ml吐温 - 20,  混匀 ,121℃高压灭菌15 分钟,备用。