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Reading your FermLabs report
Report layout, units, sample IDs, qPCR results and what to check first when a number surprises you.
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Chemistry
SO₂
Free, total and molecular SO₂
What each measures, why pH changes everything, and how to hit a molecular target.
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VAVolatile acidity
Sensory and legal thresholds, what drives VA up, and how to keep it down.
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Malic acidMalic acid and MLF
When MLF is really finished, and why sulphuring promptly matters.
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Juice & ferment
Nutrition
YAN and yeast nutrition
How much nitrogen your ferment needs, and how to plan additions.
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Coming soon
pH, TA and potassium
Why pH and TA don't move together, and what potassium has to do with it.
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Sugar, density and dryness
Brix vs density vs glucose + fructose: which one to trust when.
Microbiology
qPCR
Reading qPCR results
Cells/mL, the Low–Medium–High bands for each organism, what to do at each level, and when to test.
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Coming soon
Bottling stability checklist
Everything to confirm in the month before the bottling line arrives.
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Taking a good sample
Tanks, barrels and bottles: how sampling changes the answer.