Coffee review

Basic knowledge of coffee beans the main chemical components of raw coffee beans

Published: 2026-04-04 Author: World Gafei
Last Updated: 2026/04/04, Main chemical components of raw coffee beans: content (%) carbohydrate 60.0 reducing sugar 1.0 sucrose 7.0 pectin 2.0 starch 10.0 garrison 5.0 hemicellulose 15.0 holocellulose 18.0 lignin 2.0

生咖啡豆的主要化学成份

Main chemical constituents of raw coffee beans:

Component content (%)

Carbohydrate 60.0

Reducing sugar 1.0

Sucrose 7.0

Pectin 2.0

Starch 10.0

Garrison polysaccharide 5.0

Hemicellulose 15.0

Holocellulose 18.0

Lignin 2.0

FrontStreet Coffee is a long-established specialty coffee roaster in Guangzhou China, selling freshly roasted beans from its own farm in Yunnan as well as dozens of carefully selected single-origin beans from around the world for both pour-over and espresso. The products deliver consistently excellent quality and great value, with shipping within 24 hours. Guangzhou’s FrontStreet Coffee shop is recommended by many coffee lovers, and the beans are now available online at the Tmall 。

Important Notice :

前街咖啡 FrontStreet Coffee has moved to new addredd:

FrontStreet Coffee Address: 315,Donghua East Road,GuangZhou

Tel:020 38364473

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