gc ms Articles

153 Results found

US plant shutdowns, grid focus drive storage growth: Greensmith CEO

by Wind Energy Update - part of the FC Business Intelligence Ltd group  (May 4, 2015)

Power plant closures and hiking transmission costs are driving up US utilities’ investment in renewable energy storage, John Jung, CEO of Greensmith, an energy storage services firm, told Wind Energy Update. Some 60 GW of US coal-fired capacity is set to close between 2012 and 2020, according to the EIA. Nuclear plant lifespans will end and ...

GC-MS/MS Analysis of Pesticides in Drinking Water

by Shimadzu Scientific Instruments Inc  (Oct. 2, 2014)

According to Japan’s list of drinking water quality control substances, pesticides are included as supplemental items subject to analysis. Designed to complement the standards, the Ministry of Health, Labour and Welfare encourages water utilities to monitor pesticide levels and achieve specified targets. Among the 102 listed pesticides, 84 ...

GC-MS Analysis of Volatile Organic Compounds in Wastewater According to US EPA Method 624

by Shimadzu Scientific Instruments Inc  (Dec. 1, 2014)

Environmental contamination has been at the forefront of government policy and regulation since the US EPA was established in 1970. Over the years the US EPA has developed, published, and updated multiple methods for analysis of environmental pollutants, and single-quadrupole gas chromatography-mass spectrometry (GCMS) has long been the technique ...

Analysis of Opioids Using Isotope Dilution with GCMS-TQ8030 GC/MS/MS

by Shimadzu Scientific Instruments Inc  (Jul. 2, 2014)

Development of methods for analysis of drugs of abuse has become a high priority for both forensic toxicology and law enforcement. The large numbers of individual drugs and new "designer drugs" has made method development for these compounds a significant undertaking. Gas chromatography mass spectrometry (GCMS) has been used extensively for ...

airmoTWA: New Expert System for GC-FID/MS

by Chromatotec Group  (May 1, 2014)

Chromatotec has developed the first TRAP-GC-FID/MS designed for continuous monitoring of Volatile Organic Compounds (VOCs), inorganic molecules and permanent gases. In addition to the mass spectrometer (MS), this system encompasses the same trap, thermo desorption and separation technologies as airmoVOC analyzers (current mCERTS approved GCs ...

GC/MS analysis of a complex sample in DCM using hydrogen carrier gas

by Peak Scientific Instruments Ltd  (Jul. 2, 2014)

Labs worldwide have recently found that helium has been in short supply, leaving a number of labs without carrier gas. Added to this, helium prices have doubled over the past 10 years causing a number of labs to look into alternative carrier gases for GC, such as nitrogen and hydrogen. As well as lower price and unlimited availability, hydrogen ...

Analysis of Pesticides in Baby Foods Using a GCMS-TQ8030 GC/MS/MS, Part II

by Shimadzu Scientific Instruments Inc  (Jul. 2, 2014)

Contamination of food products with pesticides is a growing concern because of recognized adverse health effects, increasing world-wide usage of pesticides, and increasing imports of raw foodstuffs from foreign sources. The concern is particularly acute for baby foods because of the high vulnerability of babies to health effects from synthetic ...

Quantitative Determination of Volatile Organic Compounds in Drinking Water by EPA Method with Headspace Trap GC-MS

by Shimadzu Scientific Instruments Inc  (Aug. 6, 2014)

Volatile Organic Compounds (VOCs) refer to a group of easily vapourised organic compounds. Under atmospheric pressure, these compounds boil below 250C. Studies have shown that prolonged exposure to the VOCs could increase the risk of various health problems, such as cancer. VOCs are commonly present in gasoline, dry cleaning solvents and ...

GC/MS-SIM-An option for lower detection limits

by Curtis & Tompkins Laboratories  (Jul. 16, 2013)

Select Ion Monitoring mode (GC/MS-SIM) is a technique used to perform low level GC/MS measurements of organic compounds. GC/MS-SIM can reduce reporting limits 10-100 fold and can minimize the effects of matrix interferences.                                   ...

Analysis of Organophosphorus Pesticides in Baby Foods Using a Triple-Quadrupole GC/MS/MS System

by Shimadzu Scientific Instruments Inc  (Nov. 1, 2013)

Contamination of food products with pesticides is a growing concern because of recognized adverse health effects, increasing world-wide usage of pesticides, and increasing imports of raw foodstuffs from foreign sources. The concern is particularly acute for baby foods because of the high vulnerability of babies to adverse health effects from ...

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