Winemaking Calculators

Fermentation
Specific Gravity & Brix conversions, Yeast & Nutrients addition, Unit Conversion table

Chaptalization & Water dilution
Sugar content adjustment & Water addition

SO₂ addition
Liquid SO₂ solution & Potassium metabisulfite addition, Molecular SO₂ table, SO₂ reduction

Acid addition
Tartaric, Malic & Citric acid addition, Deacidification

Fining & Oak addition
Copper addition, Clarification & Oak addition

Fortification
Alcohol addition

Wine Blending & Cost calculator
Blending & Wine cost calculation

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Wine Industry News

Winetech: De-Alcoholization Unit

The Winetech de-alc unit is a counterflow crossflow filter with a hydrophobic membrane. As the wine is recirculated through the filter, a portion of the ethanol follows the concentration gradient (osmosis) from the wine through the hydrophobic membrane and into the counterflow water. Since the membr...

Jobs cut as Constellation looks to bottle wine in UK

Constellation is axing 40 jobs in Australia as part of plans to bottle more of its wine in the UK. The workers at the company's Reynella wine packaging plant in Southern Australia have taken voluntary redundancy as a result of the changes, the company said. Constellation is also creating 20 jo...

Moth Prompts Quarantine In Napa Wine Region

NAPA - A grape-eating moth in Napa County has prompted a quarantine that will regulate the shipment of fruit and some plants in the heart of the state's premier wine region. The European grapevine moth first was detected in the Oakville area as grapes were reaching their peak last September. S...

Chile’s winemakers struggle in quake aftermath

Chile’s strongest earthquake in 50 years may bankrupt smaller winemakers after vines collapsed, casks broke apart and millions of liters were spilled, a former Goldman Sachs Group banker-turned-winemaker said. The O. Fournier winery, located in the south-central Maule Valley region about 100 ki...

New quality certificates for rice wine

Korea plans to issue a quality certificate for traditional rice wine starting in August as part of its efforts to fuel the development of better products and improve consumer rights, the government said yesterday. The National Tax Service (NTS) and farm ministry said the certificate label will b...

Wine-tasting rooms go mobile

Napa, CA - New sample-size bottles allow people to try new vintages without traveling to wineries. Thousands of people visit the Domaine Carneros Winery each year, snapping pictures in front of the 18th century-style chateau and sipping wine on the terrace overlooking a sweep of green vineyards. ...

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