D-Malic Acid Assay Kit
The D-Malic Acid assay kit is suitable for the specific measurement and analysis of D-malic acid (D-malate) in beverages and food products.
Extended cofactors stability. Dissolved cofactors stable for > 1 year at 4oC.
Suitable for manual, auto-analyser and microplate formats.
UV-method for the determination of D-Malic Acid in foodstuffs,
beverages and other materials
(1) D-Malate + NAD+ → pyruvate + CO2 + NADH + H+
Kit size: * 100 assays (manual) / 1000 (microplate)
/ 1100 (auto-analyser)
* The number of manual tests per kit can be doubled if all volumes are halved.
This can be readily accommodated using the MegaQuantTM Wave
Method: Spectrophotometric at 340 nm
Reaction time: ~ 6 min
Detection limit: 0.26 mg/L
Wine, beer, fruit juices, soft drinks, dietetic foods, candies, fruit and
vegetables, cosmetics, pharmaceuticals and other materials
(e.g. biological cultures, samples, etc.)
Methods based on this principle have been accepted by EEC, EN,
DIN, OIV, IFU, and AIJN
- No wasted D-malate dehydrogenase solution (stable suspension supplied)
- Very competitive price (cost per test)
- All reagents stable for > 2 years after preparation
- Rapid reaction (even with difficult samples)
- Mega-Calc™ software tool is available from our website for hassle-free raw data processing
- Standard included
- Extended cofactors stability
- Suitable for manual, microplate and auto-analyser formats
Grape and wine analysis: Oenologists to exploit advanced test kits.
Megazyme “advanced” wine test kits general characteristics and validation.
Chemical composition and in vitro antimicrobial and cytotoxic activities of plum (Prunus domestica L.) wine.
To choose a chapter, play the video and select the required chapter from the options on the video display.
Chapter 1: Introduction
Chapter 2: MegaQuant Assay Format
Chapter 3: Manual Format – Recording Spectrophotometer
Chapter 4: Manual Format –Non Recording Spectrophotometer
Chapter 5: Autoanalyser Format
Chapter 6: Liquid Ready Reagents
Chapter 7: Sample Preparation/PVPP Treatment
Below you will find a link to our dedicated frequently asked questions section. Within this section you will find common questions and answers on a range of topics about the product.FAQs