COFFEE

Property	Specification (Coffee Beans)
Grain Type	Coffee (Coffea arabica, Coffea canephora)
Shape	Oval, round, slightly flattened
Color	Green (unroasted), brown to dark brown (roasted)
Size	Length: 7-12 mm; Diameter: 5-9 mm
Weight	0.1-0.2 g per bean
Moisture Content	10-12% (standard for storage)
Bulk Density	550-700 kg/m³
Test Weight	65-75 kg/hl
Hardness	Medium to hard
Appearance	Smooth, slightly wrinkled surface (after roasting)
Odor	Rich, aromatic, characteristic of coffee
Taste	Bitter, acidic, or fruity (depending on roast)
Impurities	Max 1% (foreign matter, dust, etc.)
Damaged or Broken Beans	Max 5%
Temperature Sensitivity	Sensitive to high temperatures (>30°C)
Shelf Life	1-2 years under proper storage conditions