Welcome to DONNER TECHNOLOGIES web site. We specialize in micro and nano Particle Size and/or Shape Analysis (PSA) instrumentation for laboratories and on-line applications. Our  state-of-the-art instruments with their associated accessories use a wide & effective variety of analytical techniques to provide accurate and user friendly measurement of particle size and (or) shape according to your specific application requirements. We sincerely hope that your visit to our web site will be useful and interesting. Please feel free to visit us again, share it with your colleagues and to contact us anytime for any further information. We look forward to hearing from you.