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Results for “oxygen transfer rate”
Showing 1–12 of 15 results
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OTR and long-term ageing of Sauvignon blanc wines
A recent study investigated the oxygen transfer rate (OTR) of different bottle closures after 12 years of bottle storage (OTRT12) of a Sauvignon blanc wine.
By Carien Coetzee · 6 min read
Modern amphorae and oak barrels
Modern amphorae differ considerably from ancient ones. It has similar oxygen transfer rates as barrels and is consequently not only used as fermentation vessels, but can also play a role in wine maturation.
By Charl Theron · 4 min read
Cabernet Sauvignon responses to irrigation using winery wastewater
Introduction
By Sandile · 10 min read
The migration of flavour contaminants through bottle closures
Different bottle closures.
By Doronae · 5 min read
New tools to help overcome stuck fermentations in wine
Twenty years ago, it was thought that stuck fermentations were mainly due to two things: nitrogen deficiency and the glucose/fructose ratio of the must. Recentl
By Lallemand · 16 min read
The advantages and disadvantages of oxygen prior to bottling
PHOTO 1. Rackings are a source of oxygen contact.
By Charl Theron · 6 min read
The importance of oxygen control during bottling and the measurement of dissolved oxygen in wine
PHOTO 1. A benchtop oxygen meter.
By Charl Theron · 5 min read
Exploring PET and BIB as possible alternative packaging for Sauvignon Blanc
Polyethylene Terephthalate (PET) (left) and Bag in Box (BIB) packaging (right).
By Carien Coetzee · 8 min read
The little company that cans: How Tiny Keg made it big
Barely three years after setting up its mobile canning line, Tiny Keg has brought the South African wine industry to the cusp of an exciting new era.
By WineLand · 5 min read
The making of wines with low or no alcohol
Winemakers usually do not prefer wines with no or low alcohol. The reality is however that the consumer’s preference for such wine has increased considerably. Winemakers must consequently caution against their personal preferences forcing consumers to investigate other products.
By Charl Theron · 5 min read
Actions in cork factories to prevent TCA in closures
Although TCA in cork bark can be diminished considerably by certain actions in cork forests, it can be diminished further by actions in cork factories.
By Charl Theron · 5 min read
Effect of light exposure on bottled Sauvignon blanc wine
A recent study aimed to investigate the effect of light exposure on the chemical composition and sensory perception of a bottled Sauvignon blanc wine.
By Carien Coetzee · 6 min read
