This article was to research on collagen's extract method,physico-chemical property, depuration and molecule characteristics from skin of Scomberomorus niphonius. This article in order to lays the foundation in utilize and develop and supply an theory in it. The major results were as following:
1. This text was adopted acid and enzymic to extract collagen. The result of single factor test showed that the organic was best medium than other acid and pepsin was the best hydrolase than other different enzym...