Minimum specification
- Colour
- Reddish to dark brown
- Whole-bud rate
- min 90 %
- Stems
- max 5 %
- Foreign matter
- max 0.5 %
- Visible mould
- None
- Total ash, dry basis
- max 7 %
- Acid-insoluble ash, dry basis
- max 0.5 %
- Moisture
- max 12 %
- Volatile oil, dry basis
- min 17 ml / 100 g
- Crude fibre
- max 13 %