Method for the specific, convenient, and rapid measurement of L-asparagine, L-glutamine and ammonia as acrylamide precursors in the food industry, or as cell culture media/supernatant components, or in other materials​

Shipping temperature: ambient

Storage temperature:
- Short term stability: 2-8^oC,
- Long term stability: see individual component labels

Assay format: spectrophotometer, microplate

Detection method: absorbance - 340

Signal response: decrease

Linear range: 0,2 à 7,0 µg d'ammoniac, ou 0,5 à 50 µg de L-asparagine or L-glutamine per assay

Reaction time: ~ 20 min

Detection limit: 0,50 mg/L (L-asparagine) / 0,54 mg/L (L-Gglutamine) / 0,06 mg/L (ammonia)

Stability: > 2 years under recommended storage condition

Novel method

• Very rapid reaction due to use of uninhibited glutamate dehydrogenase
• All enzymes supplied as stabilised suspensions
• Only kit available
• Very cost effective
• All reagents stable for > 2 years after preparation
• Spreadsheet available
• Standard included

Potatoes, potato products, vegetables, cereals and other materials (e.g. biological cultures, samples, etc.).

Data calculator Data Booklet validation report Safety data sheet

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