Grape Skin Tannin
GrapEX liquid grape skin tannin is available in two forms, alcohol free or with 10% alcohol for extra microbial stability.
Applications
- pre/post fermentation
- pre/post malo-lactic fermentation
- post blending
- post fining
- pre-bottling
- recommended dosage rate: 0.1% - 2% vol/vol (1-20ml per litre)
- Pre-bottling Condition: Subject to stability testing after addition. The objective is to guard against winemakers making additions to wine after cold stabilisation has been undertaken, and outside winemaking practice for pre-bottling, which is normally 4 weeks.
Typical Features and Benefits
Contains large concentration of complex wine pigments enabling:
- superior colour stability at low pH
- resistant to sulphur dioxide bleaching
- stable to oxidation
- colour density – contains approximately 20-25 times more colour than premium red wines
- superior filterability
- minimal effect on final blend turbidity
- improves quality of red wines
Testing Standards
Tarac Technologies test in accordance with industry standards against:
- Microbiological status
- Agro chemicals – pesticides
- Ochratoxin A
- Heavy metals
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