Recommended Wine Analysis
The table below lists various essential analytical tests and at which control points these parameters should be measured.
For more information, please consult my book, Modern Home Winemaking.
| Analytical Test | Pre-harvest & harvest | Crushing and pressing | AF | MLF | Clarification & Stabilization | Maturation & élevage | Pre-bottling & bottling |
|---|---|---|---|---|---|---|---|
|
Sugar (Brix or sp gr) |
X |
X |
X |
|
|
|
|
|
Total Acidity (TA) |
X |
X |
X |
X |
X |
|
X |
|
pH |
X |
X |
X |
X |
X |
X |
X |
|
Volatile Acidity (VA) |
|
X |
X |
X |
|
|
X |
|
Yeast Assimilable Nitrogen (YAN) |
|
X |
|
|
|
|
|
|
Residual Sugars |
|
|
X |
|
|
|
X |
|
Final Alcohol (%ABV) |
|
|
X |
|
|
|
X |
|
Free SO2 & Total SO2 |
|
|
X |
X |
X |
X |
X |
|
Dissolved Oxygen (DO) |
|
|
X |
X |
X |
X |
X |
|
MLF Completion |
|
|
|
X |
|
|
|
|
Tartrate Stability |
|
|
|
|
X |
|
|
|
Protein Stability |
|
|
|
|
X |
|
|
|
Turbidity |
|
|
|
|
X |
X |
X |