Colourity is a very important index of beer This passage mainly discrss the formative mechanixm of beer colourty,the reasom that it is deep in light beer and techmoligical improvement measure.

• 色度是啤酒一项重要理化指标。论述了啤酒色度的形成机理；淡色啤酒色泽深的原因与工艺改进措施.