View Table of Contents General Juice/Wine Panels
Type
Description
Analysis
Volume
Price
Juice Panel
Provides winemakers with information
Brix (refractometer), TA, pH, Yeast Assimilable Nitrogen (YAN includes NOPA & Ammonia Nitrogen Analysis)
125 ml
$ 66
needed to adjust nutrient levels; recommendations regarding Brix adjustment (if necessary) are
and Nutrient Recommendation
also offered.
Extended Juice Panel
Includes the analysis above and Organic Acid Profile (acetic, citric, malic, tartaric) VA, pH, Malic Acid, Free & Total SO 2 ,
175 ml 125 ml
$ 99 $ 59
Cellar Panel
Monitors the status of your wine in cellar. We advise that it be performed every 4-6 weeks. Included with this analysis is a free SO 2 recommendation. Assists winemakers in determining the cause of sluggish ML fermentation. We will suggest a course of action to encourage complete malic acid conversion. Provides winemakers with the basic analytical information they need to make informed adjustments to their wines. Is created to provide an overview of a wine’s analytical and microbial status. Assists winemakers in determining the cause of a sluggish/stuck fermentation. We will suggest a course of action to encourage fermentation completion. Rapid Juice analysis using FTIR technology.
SO 2 Recommendation
Problematic MLF Panel
Alcohol, VA, pH, Free & Total SO 2 , Malic Acid, Microscopic Exam
125 ml
$ 99
Basic Wine Chemistry
Alcohol, VA, TA, pH, Free & Total SO 2
250 ml
$ 70
Comprehensive
Alcohol, VA, TA, pH, Free & Total SO 2 , Malic Acid, and Glucose/Fructose, Sensory Evaluation, Microscopic Exam
375 ml
$ 149
Wine Panel
Stuck/Sluggish
Alcohol, VA, pH, Glucose/Fructose, Microscopic Exam, Yeast Viability
375 ml
$ 94
Fermentation Panel
Rapid Grape Juice
Brix, pH, TA, Malic Acid, Yeast Assimilable Nitrogen (YAN includes NOPA & Ammonia Nitrogen Analysis)
50 ml
$ 50
Rapid Wine
Rapid Wine analysis using FTIR technology.
pH, TA, VA, Malic Acid, Glucose/Fructose, Alcohol, Density 50 ml
$ 50
Rapid Wine SO 2
Rapid Wine analysis using FTIR technology.
Free & Total SO 2 , pH, TA, VA, Malic Acid Glucose/Fructose, Alcohol, Density
50 ml
$ 50
Export Panel
We offer wine analysis for export. Please call the lab for more information. 707.224.7903
Bottling Panels
Type
Description
Analysis
Volume
Price
Pre-bottling
Provides critical information regarding the chemical and microbial stability of a wine
Alcohol, VA, TA, pH, Free & Total SO 2 , Malic Acid and Glucose/Fructose, Microscopic Exam, Direct Culture for Spoilage Organisms ( Brettanomyces, Pediococcus, Acetobacter ) White wine analysis includes the above and
375 ml
$ 140
prior to bottling.
375 ml
$ 163
Heat (protein) and Cold (freeze) stability
Post-bottling
Evaluates the effectiveness of sterile
Alcohol, pH, Free & Total SO 2 , Membrane Culture
750 ml
$ 80
filtration and determines if contamination has occurred on the bottling line. An unopened bottle is required for post-bottling microbial analysis.
for Sterility
Microbiological Services Microbiological Tests
Procedure
Comments
Volume
Price/Sample
Microscopic Exam
Scan for microbes and debris (plating may be recommended to determine viability) 2 ml
$ 25 $ 25 $ 15 $ 20
Culture, Direct
Yeast/mold & bacteria (includes Dekk./Brett .)
2 ml 2 ml 2 ml
Dekkera/Brettanomyces only
Wine Spoilage*
*( Brettanomyces/Pediococcus/Acetobacter )
Culture, Membrane Filtration
Yeast/mold & bacteria (includes Dekk./Brett. )
250 ml
$ 40
52 2023 - 2024 Gusmer Enterprises, Inc. Wine Products Catalog
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