TY - GEN AU - Lemmens,L TI - Determination of dihydroxydianthrones by densitometry after thin-layer chromatographic separation PY - 1977///0331 KW - Anthracenes KW - analysis KW - Cathartics KW - Chromatography, Thin Layer KW - Densitometry KW - Methods KW - Senna Extract N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0021-9673(00)89315-2 ER -