J. Planar Chromatogr. 17, 58-60 (2004). TLC of 14 meta- and para-alkoxyphenols (methoxy-, ethoxy-, propoxy-, butoxy-, pentoxy-, hexoxy-, and heptoxyphenol) on cellulose impregnated with a 0.75 % solution of ethyl oleate in diethyl ether with ethanol - water 2:3 in a twin-trough chamber with saturation for 30 min. Detection by spraying with aqueous alkaline permanganate solution.

J. Planar Chromatogr. 17, 72-74 (2004). TLC of porphine, meso-mono-tert-butylporphyrin, meso-tetra-tert-butylporphyrin and their respective Zn(II), Ni(II), and Cu(II) derivatives on silica gel with n-hexane - chloroform 7:3, and on RP-18 with methanol or methanol - water 9:1 after presaturation of the plates for 30 min. The porphyrins were detected visually.

Chinese J. Trad. Patent Med. (Zhongchengyao) 26 (2), 110-113 (2004). TLC of Jixiangcao buccal tablet extracts on silica gel with 1) petroleum ether (30-60 ºC) - ethyl acetate 8:1 and 2) toluene - acetone - ethanol - ammonia 20:20:3:1. Detection 1) under UV 365 nm; 2) by spraying with 5 % potassium iodobismuthate solution and sodium nitrite solution. Identification by fingerprint technique. Quantification of ephedrine hydrochloride by HPLC.

Chinese J. Trad. Patent Med. (Zhongchengyao) 26 (7), 535 - 538 (2004). TLC of Huanglong Ganzhixiao granule extracts on silica gel with 1) chloroform - butanone - methanol - formic acid - water 22:20:11:2:2; 2) chloroform - methanol - water 13:7:2; 3) chloroform - methanol 99:1; 4) petroleum ether (60 - 90 ºC) - ethyl acetate 5:1. Detection 1) by spraying with 10 % AlCl3 in ethanol and under UV 365 nm; 2) by spraying with 10 % H2SO4 in ethanol followed by heating at 105 ºC, and under UV 365 nm; 3) by spraying with 10 % phosphomolybdic acid in ethanol followed by heating at 105 ºC. Identification by fingerprint technique. Quantification of loureirin B by HPLC. Discussion of procedure optimization for individual component drug and of using the procedures in the quality control of the medicine.

CBS 94, 5-7 (2005). HPTLC of synthesis reaction products on silica gel with pentane - tert. butyl methyl ether 3:1 with chamber saturation. Detection by spraying with phosphomolybdic acid reagent (0.4g in 100 mL ethanol), followed by drying in hot air. Identification by online hyphenation with mass spectrometry. For online extraction with the ChromeXtract device the substance zones are eluted with methanol - chloroform 1:1 (flow rate 0.1mL/min). The outlet capillary is connected directly to the electrospray mass spectrometer (ESI-MS). Measurement in 2 s cycles in a mass range from m/z 100-600.

J. Planar Chromatogr. 17, 186-191 (2004). TLC of sixteen new herbicides (7 2-(chlorophenoxy)acyl derivatives like e.g.methyl 2,4-dichlorophenoxyacetate, methyl 2-(2,4,5-trichlorophenoxy)propionate and 9 N-aryltrichloroacetamides like e.g. N-(4-chlorophenyl)trichloroacetamide, n-trichloroacetanilide, trichoroacetanilide) on RP-18 with aqueous buffer - methanol mixtures in saturated sandwich chambers. A Reprostar 3 video camera and Videostore software were used for visualization and evaluation of chromatograms.

Chinese J. Trad. Pat. Med. (Zhongchengyao) 26 (9), app.17-19 (2004). HPTLC on silica gel with 1) toluene - acetone - ethanol - ammonia 20:25:3:2; 2) n-hexane - ethyl acetate - glacial acetic acid 15:5:1; 3) n-hexane - ethyl acetate - ammonia 20:20:1. Detection 1) by spraying with 5 % potassium iodobismuthate solution; 2) by spraying with 1 % potassium permanganate in diluted sulfuric acid followed by heating at 120 ºC, and under UV 360 nm. Identification by fingerprint technique. Determination of the content of aconitine by comparison with standard.

J. Planar Chromatogr. 18, 358-363 (2005). TLC of ten 1-arylpiperazines and five so-called ,standards’ (e.g. thiourea, anthracene, o-phenylenediamine) on RP-18 W in a horizontal chamber with 80-100 % methanol in water in steps of 5 % and 60-80 % dioxane in water in steps of 5 %. Detection under UV light at 254 nm.