Ammonia measurement

Known as: Ammonia, NH3, ammonia level test 
The determination of the amount of ammonia present in a sample.
National Institutes of Health

Topic mentions per year

Topic mentions per year

1935-2018
05001000150019352017

Papers overview

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Review
2017
Review
2017
China is one of the regions with highest PM2.5 concentration in the world. In this study, we review the spatio-temporal… (More)
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Review
2016
Review
2016
Minimal hepatic encephalopathy (MHE) is the earliest form of hepatic encephalopathy and can affect up to 80% of patients with… (More)
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Highly Cited
2008
Highly Cited
2008
The recent discovery of ammonia-oxidizing archaea (AOA) dramatically changed our perception of the diversity and evolutionary… (More)
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Highly Cited
2006
Highly Cited
2006
Ammonia oxidation is the first step in nitrification, a key process in the global nitrogen cycle that results in the formation of… (More)
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Highly Cited
2006
Highly Cited
2006
Marine Crenarchaeota are the most abundant single group of prokaryotes in the ocean, but their physiology and role in marine… (More)
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Highly Cited
2004
Highly Cited
2004
T chemical elements nitrogen (N), carbon (C), phosphorus (P), oxygen (O), and sulfur (S) are all necessary for life.With one… (More)
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Highly Cited
1999
Highly Cited
1999
Small-probe contact dot surface analysis, with all explicit hydrogen atoms added and their van der Waals contacts included, was… (More)
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Highly Cited
1999
Highly Cited
1999
With the increased use of chemical fertilizers in agriculture, many densely populated countries face environmental problems… (More)
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Highly Cited
1997
Highly Cited
1997
The naturally occurring genetic heterogeneity of autotrophic ammonia-oxidizing populations belonging to the beta subclass of the… (More)
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Highly Cited
1962
Highly Cited
1962
This reduces the number of reagents required for color development to two, each of which is stable for 60 days or more if kept… (More)
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