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4A165 Malic Acid Test Kit demonstration with Victoria & Alana | Absorbance One

Duration: 18:21

In this video, Victoria and Alana run through the 4A165 Malic Acid (Malate) Test Kit using the Absorbance One portable spectrophotometer.

We demonstrate the full workflow — from kit setup and reagent activation through to incubation, readings and result export — highlighting traceability, dilution guidance and quality control standards.

The Absorbance One system integrates customised software with Vintessential™ enzymatic kits, eliminating manual worksheets, calibration curves and external calculations — while maintaining lab-grade accuracy.

Each kit includes a certified QC standard to verify performance, ensuring confidence in both the kit and the analyst.

✔ Batch numbers & reagent traceability
✔ 100-test vs 30-test kit formats
✔ NAD activation & reagent preparation
✔ Dilution factors for vintage vs finished wine
✔ Running and interpreting the QC standard
✔ Step-by-step Absorbance One software workflow
✔ Exporting and storing results

Designed for use on:

✔ Finished wines
✔ Grape juice
✔ Ferments

Portable. Traceable. Accurate.

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Trusted by wineries and laboratories worldwide, Vintessential™ provides reliable test kits for accurate, laboratory-grade analysis and consistent quality control.
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