Description
StabFresh is a new selected specific mannoprotein preparation with high antioxidant polypeptides from for protection against oxidation and stabilisation of tartaric and colloidal in wines. StabFresh is designed for fresh and fruity white, rose and red wines.
The mannoprotein in StabFresh has an excellent ability to modify and stabilize the wines colloidal balance, to preserves and ensures the tartaric stabilisation capacity, and antioxidant polypeptides in StabFresh, naturally coming from yeast, protects wines against oxidation.
Applications
1. Suitable for white, rose and red wines, highly recommended for white and rose wine.
2. Comes form yeast, and naturally present in wine.
3. Contributes to stabilisation of tartrates and colloids in wine.
4. Protects wines against oxidation during transport, storage and aging, promote fruity aroma and freshness of wine.
5. Improves the organoleptical quality of wines, such as structure, mouthfeel and roundness.
Characteristic
1. Product characteristics
- Appearance: powder
- Colour: light beige
- Total polysaccharide: ≥50%
- Mannoprotein: 45-60%
- Antioxidant polypeptides: 1-3%
- Total nitrogen: 2.0-6.5%
- Humidity: ≤ 7.0%
- Solubility: Soluble in water
2. Microbial characteristics
- Yeast: < 102 CFU/g
- Lactic bacteria: < 104 CFU/g
- Mould: < 50 CFU/g
- Coliforms: < 10 CFU/g
- Salmonella: Absence/25 g
- Escherichia coli: Absence/1 g
- Staphylococci: Absence/1 g
3. Heavy metal characteristics
- Lead: < 5 mg/kg
- Mercury: < 0.15 mg/kg
- Arsenic: < 1 mg/kg
- Cadmium: < 0.5 mg/kg
Dosage and Usage
Recommended dosage: 0.1-0.3 g/L or 10-30 g/hL.
Dissolve the product in 10 times its weight of must or warm water, and suspend it well with no lumps and then directly add it to the tank to mix through pump-over.
Using stage: it is recommended at the end of the fermentation, during MLF, during wine aging before bottling.
