Quaternary

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Synonyms for Quaternary

the cardinal number that is the sum of three and one

consisting of or especially arranged in sets of four

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coming next after the third and just before the fifth in position or time or degree or magnitude

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References in periodicals archive ?
Key Word: Fumigation, Effectiveness, Quaternary ammonium compounds, Formaldehyde.
Currently, quaternary ammonium compound can be used in various kinds of water-based oilfield working fluid and has superior compatibility with traditional additives, and it can meet environmental protection requirements [9].
On the other hand, quaternary ammonium compounds are expected to be one of the fastest growing products between 2015 and 2020.
coli are a bit more challenging, but nonetheless can be addressed with quaternary ammonium compounds, phenolic disinfectants and alcohols.
Naturally occurring quaternary ammonium compounds including choline, glycine betaine and carnitine, found in many microbial environments, which have different biological functions.
For cationic surfactants such as quaternary ammonium compounds are used.
Mason Chemical Company is a leader in the development, registration and sale of quaternary ammonium compounds and related chemistries.
There are limited inhibitory studies on anaerobic microorganisms with most reported on the effect of quaternary ammonium compounds (also a disinfectant) on the methanogenic process (Battersby and Wilosn, 1989; Garcia et al.
Quaternary ammonium compounds are losing favor to accelerated hydrogen peroxide products for disinfection.
Application of Internal Quality Control to the Analysis of Quaternary Ammonium Compounds in Surface and Groundwater from andalusia (Spain) by Liquid Chromatography with Mass Spectrometry.
The quaternary ammonium compounds used were DDAC and BAC for each type.
Analysis of the GC array showed that this integron harbored 2 GCs: dfrA16 of 588 bp conferring resistance to trimethoprim and qacH of 511 bp conferring resistance to quaternary ammonium compounds (GenBank accession no.
The disadvantages of iodine compounds are that they are inactivated by Quaternary Ammonium compounds (Quats), which could pose a problem when iodine and Quats are used in rotation.
The nine papers in this collection review studies on the transferable antibiotic resistance of oral biofilms, the performance of silane quaternary ammonium compounds applied to surfaces, methods for minimizing exposure to biofilms in hospital water distribution systems, and the need for more studies on biofilm growth in hot tubs.