Average Chemical Composition of Green Coffee in Different Coffee Varieties Cultivated in Colombia, a photo by virmaxcafe on Flickr.
Show me those figures! Robusta is hectic in Caffeine
Average Chemical Composition of Green Coffee in Different Coffee Varieties Cultivated in Colombia
Average Chemical Composition of Green Coffee in Different Coffee Varieties Cultivated in Colombia, a photo by virmaxcafe on Flickr.
Quaffee 
…….so what are the figures once roasted
Not sure, know anyone with a spare chemical analyser? This is summarized data, there are around 1800 chemical components in coffee, 1500 of which you can manipulate when you roast. And for those that dark roast or cool with water you can introduce a few 😉