Roy Helmy
Early Development Analytical Research
Department of Process Research
Merck Research Laboratories
RY 801-C101
USA
Name/email consistency: high
- Improving sensitivity in chiral supercritical fluid chromatography for analysis of active pharmaceutical ingredients. Helmy, R., Biba, M., Zang, J., Mao, B., Fogelman, K., Vlachos, V., Hosek, P., Welch, C.J. Chirality (2007)
- Characterization and quantitation of aprepitant drug substance polymorphs by attenuated total reflectance fourier transform infrared spectroscopy. Helmy, R., Zhou, G.X., Chen, Y.W., Crocker, L., Wang, T., Wenslow, R.M., Vailaya, A. Anal. Chem. (2003)