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AOUP 250g

Coming soon Formerly known as American Oak Tannin – Powdered Untoasted. Premium Enological tannin derived from untoasted American oak wood.

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SKU: WZZZ1460

High quality tannins, derived from naturally seasoned American Oak (Quercus Alba) heartwood via aqueous extraction followed by spray drying. Use to impart American oak character and provide antioxidative protection for red and white wines. 

Application

  •      Aromatics
  •      Increased mouthfeel and finesse
  •      Protects against oxidation and preserves freshness
  •      Aids in color stabilization
  •      Helps reduce the impact of reductive characters in wine
  •      Supplemental source of ellagic tannin when using second year or older barrels

Profile

Contributes vibrant lactone/coconut and spice/fresh wood aromas with fresh acidity and medium mid-palate. 

Suggested Dosage Rate

6.25-25 g/hL, or 0.5-2.0 lb/1000G

Lab and commercial trials are recommended to determine optimal dosage rates.

Bench trial preparation 

Prepare a 3% stock solution by dissolving 3 grams of AOUP in 100ml of deionized or distilled water.

Use a bracketed trial determine the appropriate rates of addition per desired effect. 

Addition Rate (g/Lt)

Rate at #/1000 Gallons

mls of stock solution per sample

5

0.42

0.2

10

0.83

0.3

15

1.25

0.5

25

2.08

0.8

 

Usage:

Gradually dissolve add Toasted Oak Powdered Tannin in a small volume wine and mix well into final volume once dissolved. Proceed with normal ageing and racking protocols after addition. 

BSG recommends addition three weeks prior to bottling and checking protein stability after each addition, especially in wines treated with CMC.  

Packaging and Storage

Available in 250g and 1 kg bags. Store in a cool, dry place and reseal open packs carefully. 

PRODUCT INFO SHEET