Sentence examples for compounds of about from inspiring English sources

The bio-oil consisted of phenolic compounds of about 60 70 area% as detected by GC-MS and confirmed by FT-IR analysis.

Comparison of these two samples indicates loss of volatile compounds of about 30% in TIC.

(As the Baghdad bureau chief for The Times, I run a compound of about 120 Iraqi translators, reporters, guards, drivers and other staff).

The compound of about a dozen hangarlike concrete buildings with 20-foot-high steel doors was rebuilt after it was largely destroyed in a United States cruise missile attack in December 1998.

After the transfer of power, the administration plans to retain control of numerous buildings within the so-called Green Zone, a compound of about four miles square that includes the former Republican Palace and was a stronghold of Baathist supporters of the Saddam Hussein government.

Fractions 46 52 eluted with n-hex: EtOAc (70 30) were also subjected to similar silica gel column chromatography as fractions 10 30 followed by preparative TLC to afford a compound of about 21 mg.

The MassBank database covers MS/MS spectra of about 4 700 compounds, METLIN comprises high-resolution MS/MS spectra for about 12 000 compounds, and the NIST14 mass spectral databases includes MS/MS spectra for around 9 000 compounds.

NORMAN is already working to replace the original "NORMAN list of emerging substances" of about 900 compounds with a much larger list of substances.

Indeed, in a recently published study of the adult serum metabolome, the use of fast-scanning quadrupole GC-MS resulted in the detection (but not the quantification) of about 120 compounds [13].

Despite restrictions, the final dataset resulted in approximately one million (1 035 040) unique PubChem compounds representing about 19% of PubChem at the time of dataset extraction.

The prototypic chemical ontology was constructed in the "human readable" OBO format and contains 3800 compound classes, with a total of about 13,000 synonyms and with about 2800 classes being defined by SMARTS expressions.