J. Planar Chromatogr. 17, 297-299 (2004). TLC of dopamine, epinephrine, norepinephrine, serotonin and their metabolites metanephrine, normetanephrine, 3,4-dihydroxyphenylacetic acid, vanillylmandelic acid, homovanillic acid, 5-hydroxyindoleacetic acid, 3,4-dihydroxyphenylglycol, 3-methoxy-4-hydroxyphenylglycol, and 3-methoxytyramine on silica gel with citrate buffer (pH 2.00, 3.00, 4.00, and 5.00) - methanol in the proportions 19:1, 9:1, 4:1, 7:3, and 3:2. Examination under UV light at 254 nm and under daylight.

J. Chinese Pharm. Anal. 25 (1), 86-90 (2005). TLC of fructose, fructose-6-phosphate and related impurities on silica gel - carboxy methyl cellulose(CMC) -Na phase with n-butanol - acetone - glacial acetic acid - ammonia - water 35:15:20:3:27. Detection by spraying with 1 % sodium periodate solution followed by spraying with a solution of benzidine - ethanol - acetone - hydrochloric acid - water 0.8 g:80 mL:30 mL:1.5 mL:70 mL. Identification by fingerprint technique. Quantification by comparison with standards. The detection limits were investigated. In addition, the content of magnesium fructose diphosphate was determined by diphenylamine colorimetric method, and the related impurities are determined with the phospho-molybdic acid colorimetric method.

Chinese J. Trad. Pat. Med. (Zhongchengyao) 26 (9), app.19-20 (2004). HPTLC on silica gel with petroleum ether (30 - 60 ºC) - formic acetate - formic acid 15:5:1, at 11 ºC and humidity of 40 %. Detection by exposing to ammonia vapors. Identification by fingerprint technique and comparison with the standards.

Koch ex DC. J. Planar Chromatogr. 18, 224-227 (2005). Analytical and preparative TLC of esculin, umbelliferone, bergapten, xanthotoxin, isoimperatorin, imperatorin, psoralen, cis-kellactone, pteryxin, and epoxypteryxin from Peucedanum verticillare extracts on silica gel with n-heptane - dichloromethane - ethyl acetate 4:5:10 and 3:4:3, and n-heptane - diisopropyl ether - isopropanol 32:8:5 in horizontal chambers after pre-conditioning for 10 min. Detection under UV light at 366 nm.

J. Planar Chromatogr. 18, 455-459 (2005). HPTLC of erythromycin, troleandomycin (oleandomycin triacetate), tylosin, rifamycin B, and rifampicin on silica gel and on RP-18 in a presaturated chamber with wide-ranging mixtures containing 0 to 100 % esters or ketones in dimethyl sulfoxide or hexamethyldisiloxane. Detection by spraying with a mixture of concentrated sulfuric acid and methanol 1:4 followed by heating at 120 °C for 10 min. Chromatographic retention data and a possible retention mechanism are discussed.

J. Planar Chromatogr. 18, 450-454 (2005). TLC of twenty-seven 2-benzylsulfanybenzothiazole derivatives on silanized silica gel in a pre-equilibrated normal chamber with 0.05 M phosphate buffer (pH 7.4 or 3.0) and methanol as organic modifier. Detection under UV light at 254 nm.

J. Chinese Trad. Patent Med. (Zhongchengyao) 27(4), 483-485 (2005). TLC of tanshinone llA extracted from the title Chinese traditional patent medicine on silica gel with benzene - ethyl acetate 19:1. Quantitative determination by densitometry at 470 nm. Also determination of the compound by HPLC.

Planta Med. 70, 834-840 (2004). Analytical and preparative TLC of flavonoids (lavandulifolioside, plantamajoside, acteoside, leucosceptoside, and martynoside) on silica gel, RP18, polyamide and cellulose. E. g. 2D-TLC on cellulose with n-butanol - acetic acid - water 4:1:5 in the first and acetic acid - water 15:85 in the second direction, preparatice TLC on polyamide with ethyl acetate - ethanol - water 20:3:2 (2 x), 50:3:10, and 25:3:3 (4 x). Detection under UV light at 366 nm before and after spraying with 0.1 % diphenylboric acid 2-aminoethylester (natural products reagent) or 1 % aluminium chloride solution in ethanol.