K-LMAL-50 | L-Malic Acid Assay Kit (Manual Format) 58 Assays

Product code: K-LMAL-50

L-Malic Acid (Regular) Assay Kit, for the specific assay of L-malic acid (L-malate) in beverages and food products.


Manual format UV-method for the determination of L-Malic Acid in foodstuffs, beverages and other materials

(L-malate dehydrogenase)
(1) L-Malic acid + NAD+ ↔ oxaloacetate + NADH + H+

(glutamate-oxaloacetate transaminase)
(2) Oxaloacetate + L-glutamate → L-aspartate + 2-oxoglutarate

Kit size:   (K-LMAL)   * 58 assays (manual) / 580 (microplate)

* The number of manual tests per kit can be doubled if all volumes are halved. 
This can be readily accommodated using the MegaQuantTM Wave
Spectrophotometer (D-MQWAVE).


Method:                        Spectrophotometric at 340 nm
Reaction time:             
~ 3 min
Detection limit:           
 0.25 mg/L


Application examples:
Wine, beer, fruit juices, soft drinks, candies, fruit and vegetables, bread, cosmetics, pharmaceuticals and other materials (e.g. biological cultures, samples, etc.)

Method recognition:
Methods based on this principle have been accepted by AOAC, EEC, EN, NF, NEN, DIN, GOST, OIV, IFU, AIJN and MEBAK



Data Sheet: