Coffee beans

Property Specification
Appearance Oval-shaped, typically brown or green (unroasted)
Size 8 – 12 mm in length
Color Light brown to dark brown (roasted), green (unroasted)
Moisture Content 8% - 12%
Density 0.7 – 0.8 g/cm³ (green beans)
Shape Oval, flat with a distinct crease (unroasted)
Weight 0.1 – 0.2 g per bean (green)
Bean Type Arabica, Robusta, Liberica, Excelsa
Caffeine Content 1.2% – 2.5% (depending on variety)
Acidity Varies by variety; Arabica beans tend to be more acidic
Grind Size Fine to coarse, depending on brewing method
Roast Type Light, medium, dark (varies based on roasting time)
Aroma Rich, fragrant (varies by origin and roast)
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