Parameter |
Specification |
Appearance |
Knobby, irregular-shaped rhizome |
Texture |
Fibrous and firm (fresh), hard and brittle (dried) |
Odor |
Strong, aromatic, pungent |
Color (Fresh) |
Light brown skin, yellowish-white interior |
Color (Dried) |
Light to dark brown |
Size |
Varies; 3–15 cm segments commonly traded |
Shape |
Irregular, branched rhizome |
Moisture Content |
Fresh: 80–85%, Dried: ≤ 12% |
Volatile Oil Content |
≥ 1.5% (by weight, in dried ginger) |
Density (Bulk) |
0.5–0.7 g/cm³ (dried) |
Ash Content (Total) |
≤ 8% |
Acid Insoluble Ash |
≤ 2% |
Foreign Matter |
≤ 2% |