%0 Journal Article %T Separation and detection of volatile and non-volatile N-nitrosamines %A Walters, C. L. %A Johnson, E. M. %A Ray, N. %J The Analyst %V 95 %N 1130 %P 485-489 %@ 0003-2654 %D 1970-01-01 %I The Royal Society of Chemistry %~ DeepDyve