Enzymatic method for D-gluconic acid / D-gluconolactone determination
- Kit volume: 150 ml
- Method: Two-reagent differential at 340 nm
- Limit of linearity: 2 g/l
- Limit of detection: 3 mg/l (ppm)
Advantages
- Stable liquid reagent until the expiration date
- Ready-to-use dedicated reagent
- Liquid calibrator included in the kit
D-gluconic acid is an indicator of grape deterioration and sanitary condition.
D-gluconic acid in the sample yields NADPH (by the fol- lowing reaction), which can be measured by spectrophotometry.
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