TXRF analysis of an ultra-small amount of powder AppNote B-XRF3005: analysis of an ultra-small amount of powder
Ultra-trace TXRF analysis of aqueous liquids by internal standard method AppNote B-XRF3006: analysis of aqueous liquids w/ internal standard
Analysis of Air Filters - U.S. EPA Sensitivity AppNote EDXRF3133: Analysis of Air Filters - U.S. EPA Sensitivity
Trace elements in aqueous solutions by UltraCarry® method AppNote XRF1085: trace elements in aqueous solutions by UltraCarry