QA23 Yeast

Item No. QA23
Chardonnay, Sauvignon Blanc, Sémillon, Chardonel, Gewürztraminer Selected in Portugal by the University of Trás-os-Montes and Alto Douro (UTAD) in cooperation with the Viticultural Commission of the Vinho Verde region. Lalvin QA23 TM has low nutrient and oxygen requirements. It has been known
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Description
Chardonnay, Sauvignon Blanc, Sémillon, Chardonel, Gewürztraminer

  • Selected in Portugal by the University of Trás-os-Montes and Alto Douro (UTAD) in cooperation with the Viticultural Commission of the Vinho Verde region.
  • Lalvin QA23TM has low nutrient and oxygen requirements. It has been known to ferment juice at low temperatures (15°C/59°F) to dryness.
  • Excellent thiol converter making it a complementary yeast for developing varietal Sauvignon Blanc passion fruit character.
  • Produces large amounts of the enzyme beta-glucosidase during growth which allows for the release of bound terpenes in aromatic varieties.

apple sihouette.jpgAlso good for cider.

Specifications
Alcohol Tolerance 16% ABV
Competitive Factor Yes
Fermentation Speed Fast
Malolactic Compatibilty Very Good
Maximum Temperature 32°C (90°F)
Minimum Temperature 15°C (59°F)
Nutrient Demand Low
Species S. bayanus
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