Epsilon 1 X-ray fluorescence (XRF) benchtop spectrometer is designed for the analysis of milk powder. Product is a compact, ‘out-of-the-box’ pre-calibrated solution for the analysis of potassium, calcium, iron and zinc in milk powder. Product includes a built-in computer, user software and a sample preparation starting kit. The system is designed with a touchscreen and delivers milk powder analysis in four simple steps with minimal sample preparation. Results are accurate, highly reproducible and cost-effective, as there is no need to purchase operating gasses or additional chemicals. Product is fully compliant with international food industry standards, and an additional Enhanced Data Security software package can be purchased for FDA CFR 21 Part 11 compliance.