TY - GEN AU - Leichter,E AU - Strode,J T AU - Taylor,L T AU - Schweighardt,F K TI - Effect of helium in helium headspace carbon dioxide cylinders on packed-column supercritical fluid chromatography SN - 0003-2700 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1021/ac950922y ER -