Application Notes: Sample Prep
Application Note : Analysis of Synthetic Cannabinoids in Urine
A Solid Phase Extraction method utilized to extract 19 synthetic cannabinoids produced recoveries in the range of 85-110% with corresponding RSD values of less than 5%.
EPA 527 Pesticides and Flame Retardants
This application note demonstrates a sample preparation method using the Empore SPE disk to extract analytes from water samples based on EPA 527 followed by GC–MS.
Detecting Trace Herbicides in Water
This application note demonstrates a sample preparation method using the Empore SDB-XC SPE cartridges to extract 16 herbicides from water samples followed by GC–MS.
Analysis of VOCs in Air Using Hydrogen Carrier Gas
Demonstrating how a Markes Multi-Gas TD can operate with hydrogen carrier gas as well as it does with helium to meet all the criteria cited in US EPA Method TO-17
Analysis of Fragranced Consumer Products Using TD–GC–MS
The complementary roles of dynamic headspace and sorptive extraction in the analysis of fragranced consumer products using TD–GC–MS
Analysis of VOC Emissions from Automotive Interiors – VDA278
Analysis of VOC and FOG emissions from automotive interior materials by direct desorption TD–GC–MS in accordance with VDA 278
Addressing the Challenges of Microplastic Characterization Using Thermal Desorption
An application note demonstrating the quantitative analysis of microplastics using direct thermal desorption (TD) combined with GC–MS
Monitoring Chemical Warfare Agents
A study describing the advantages of using tube-based thermal desorption for monitoring chemical warfare agents at ultratrace levels
Air Monitoring by US EPA Method TO-15
Application note discussing innovative cryogen-free ambient air monitoring in compliance with US EPA Method TO-15
Hydrogen Carrier gas to enhance TD–GC–MS
Application describing the use of hydrogen carrier gas to enhance TD–GC–MS methods for semi- SVOCs in air: an illustration with polyaromatic hydrocarbons (PAHs)