尿/氨[快速]检测试剂盒 Urea/Ammonia (Rapid) Assay Kit 货号:K-URAMR Megazyme中国代理商

尿/氨[快速]检测试剂盒

英文名:Urea/Ammonia (Rapid) Assay Kit

货号:K-URAMR

规格:100 assays (50 of each) per kit

The Urea/Ammonia (Rapid) test kit is suitable for the specific and rapid measurement and analysis of urea and ammonia in water, beverages, milk and food products.

Extended cofactors stability. Dissolved cofactors stable for > 1 year at 4oC.

UV-method for the determination of Urea and Ammonia in
foodstuffs, beverages and other materials

Principle:
(urease)
(1) Urea + H2O → 2NH3 + CO2

(microbial glutamate dehydrogenase)
(2) 2-Oxoglutarate + NADPH + NH4+ → L-glutamic acid + NADP+
+ H2O

Kit size: 50 assays of each
Method: Spectrophotometric at 340 nm
Reaction time: ~ 8 min
Detection limit: 0.13 mg/L (urea)
0.07 mg/L (ammonia)
Application examples:
Wine, grape juice, must, fruit juices, soft drinks, milk, cheese, meat,
processed meat, bakery products, seafood, fertilizers, feed,
pharmaceuticals, cosmetics, water (e.g. swimming-pool water), Kjeldahl
analysis, paper (and cardboard) and other materials (e.g. biological
cultures, samples, etc.)
Method recognition:
Methods based on this principle have been accepted by NEN and MEBAK

Advantages

  • Very rapid reaction due to use of uninhibited glutamate dehydrogenase
  • Enzymes supplied as stable Suspensions
  • Very competitive price (cost per test)
  • All reagents stable for > 2 years after preparation
  • Mega-Calc™ software tool is available from our website for hassle-free raw data processing
  • Standard included
  • Extended cofactors stability

 

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品牌:
货号:JPB-00721
中文名:羟基聚乙二醇硝基苯基碳酸酯 分子量MW 40000
英文名:OH-PEG-NPC 40k
端基取代率:》95%
纯度:》95%
分子量:40k/40000
分散度:《1.05
包装:1克/5克/10克

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Omega Membrane 43mm 100K 品牌:Pall


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