EVOLUTE® EXPRESS Solid Phase Extraction products from Biotage are designed for all your sample preparation challenges. Whether you are working in the field of bio-analysis during drug development, clinical or forensic toxicology, or with the diversity of samples in food safety and environmental applications, the tools and methods used for sample preparation have a clear impact on productivity. This user guide contains information about choosing the correct EVOLUTE EXPRESS product for your application and optimizing your methodology for best results.
In determining the gas flow rate, the goal is to achieve the maximum evaporation rate possible without splashing or compromising the sample. During evaporation the distance between the nozzle tips and the liquid surface increases, therefore, the flow rate may be safely increased as the evaporation progresses to shorten evaporation time, if so desired.