2 Main Constituents of Hides and Skins

Freshhidesorskinsconsistofwater,proteins,fattymaterials,mineralsaltsandsomeothersubstances.Inalltheseconstituents,theproteinsareimportantforleathermaking.Theseproteinsarecollagen,keratin,aswellaselastin,albumen,globulin,mucins,mucoids,etc.Collagenisthemos ......      (共9286字)     [阅读本文]>>



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