If appropriate, transfer a small quantity of a suitable, sterile diluent such as Fluid A (see Diluting and Rinsing Fluids for Membrane Filtration) onto the membrane in the apparatus and filter.

• 如果适当，将少量适当的无菌稀释剂，例如液体A（见用于膜过滤的稀释和冲洗液），转移至设备中的滤膜上并过滤。