The first step in most industrial bioseparations is the removal of insoluble solids from the fermentation beer. The concentration and size of these in solubles varies widely.

• 大部分工业生物分离的第一步往往是将不溶物质从发酵液中除去。这些不溶性固体的浓度和颗粒大小的变化范围很宽。