TY - GEN AU - WUNDERLY,C TI - A trough for paper chromatography consisting of segments SN - 0028-0836 PY - 2003///0501 KW - Chromatography KW - instrumentation KW - Chromatography, Paper N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/173267b0 ER -