@misc{782426, author = {Sung Kim and Diane Hancock and Lili Wang and Kenneth Cole and Prasad Reddy}, title = {Methods to Characterize Ricin for the Development of Reference Materials}, year = {2006}, number = {111}, month = {2006-07-01 00:07:00}, publisher = {Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD}, language = {en}, }