依据USP 35标准 Fluid K
Dissolve 5.0g of peptic digest of animal tissue,3.0g of beef extract,and 10.0g of polysorbate 80 in water to make 1L.Adjust the pH to obtain,after sterilization,a pH of 6.9±0.2.Dispense into containers,and sterilize using a validated process.
用途:用于样品制备的冲洗液。
用法:
称取本品8.0g,另取聚山梨酯80 10g,加热溶解于1000ml纯化水中,分装,121℃高压灭菌15分钟,备用。
聚山梨酯80用法:
每1000ml Fluid K溶液中加入聚山梨酯80 10g
Fluid K溶液微生物灵敏度试验:
按标签用法制备培养基,接种以下质控菌株,放置20-25℃需氧培养45分钟。