For the rapid assay of ammonia in all samples, including grape juice and wine. Content:96 assays per kit
UV-method for the determination of Ammonia in foodstuffs,
beverages and other materials
Principle:
(microbial glutamate dehydrogenase)
(1) 2-Oxoglutarate + NADPH + NH4+ → L-glutamic acid + NADP+
+ H2O
Kit size: 96 assays (manual) / 960 (microplate)
/ 960 (auto-analyser)
Method: Spectrophotometric at 340 nm
Reaction time: ~ 3 min
Detection limit: 0.07 mg/L
Application examples:
Grape juice, wine, fruit juices, soft drinks, dairy products (e.g. milk),
dietetic food, soy sauce, eggs and egg products, cheese, meat,
processed meat, seafood, bakery products (and baking agents),
fertilisers, pharmaceuticals, tobacco, cosmetics, water, Kjeldahl
analysis, paper (and cardboard), water and other materials
(e.g. biological cultures, samples, etc.)
Method recognition:
Methods based on this principle have been accepted by MEBAK
Advantages
Very rapid reaction due to use of uninhibited glutamate dehydrogenase
Enzyme supplied as stabilised suspension
Very competitive price (cost per test)
All reagents stable for > 2 years as supplied
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