All distilling blends 
BSY-BLEND-001
Copperline
Malt Whisky
Layered stone fruit and apple esters from a two-strain blend. One strain provides the stone fruit backbone while the other adds a pear and apple layer. Clean, non-phenolic spirit with moderate complexity suited to cask maturation.
Specifications
- Spirit type
- Malt Whisky
- Wash attenuation
- 73-80%
- Ethanol yield
- Good
- Temperature range
- 19-22C
- Distilling temperature
- 20-22C
- Sulphur tendency
- Low
- Alcohol tolerance
- 12%
- STA1 (diastatic)
- Negative
Flavour Profile
Technical Specifications
Ester Intensity 6/10
Congener Complexity 6/10
Phenolic Character 1/10
Fermentation Speed 5/10
Flavour profiles based on strain lineage research and fermentation science. Validation trials in progress (Grainstock 2026).