J. of Chinese Med. 27 (166), 344-345 (2012). Biqiang Bidou flushing fluid is a herbal TCM preparation for treatment of forehead headaches and sinusitis. For quality control, TLC on silica gel 1) for Honeysuckle and the standard chlorogenic acid, with ethyl acetate – formic acid – water 15:12:5, detection under UV 366 nm; 2) for Baical Skullcap, with ethyl acetate – acetone – acetic acid – water 10:4:5:3, detection by spaying with 5 % ferric chloride in ethanol and viewing in daylight.

by thin-layer chromatography) (Chinese) Chinese J. Ethnomed. Ethnopharm.(3), 53-54 (2012) Melodinus fusiformis is a herbal TCM drug specially effective for curing rheumatism. TLC of the extractsand standard oleanolic acid of the crude drug on silica gel with n-hexane – ethyl acetate 7:3, detection by spraying with 5 % phosphomolybdate in n-propanol and heating using a air blower until the zones are visible.

J. of China Pharm. 21 (3), 16-18 (2012). Dingxuan granules are a herbal TCM preparation with nourishing effect on liver and kidney and curative effect on Meniere's syndrome. For quality control, TLC of the extracts of the medicine 1) for Radix Polygoni multiflori preparata, on silica gel first over 3.5 cm with chloroform – methanol 7:3, then over 7 cm with chloroform – methanol 20:1, detection at UV 366 nm; 2) for Radix Paeoniae alba, on silica gel with chloroform – methanol 4:1, detection by spraying with 5 % vanillin in sulfuric acid – ethanol 4:1 and heating at 105 °C, viewing under daylight; 3) for the fruit of Chinese wolfberry, on silica gel developed with chloroform – ethyl acetate – formic acid 2:3:1, detection at UV 366 nm; 4) for Angelica sinensis, on silica gel with n-hexane – ethyl acetate 17:3, detection at UV 366 nm.

J. of China Pharm. 26 (2), 150-154 (2012). Some health foods were illegally mixed with certain kinds of medicine which may harm the health of consumers. For example antidiabetics like glibenclamide, glipizide and gliclazide were illegaly added to health foods marketed for adjusting blood sugar. Presentation of TLC and UV methods for detection of these illegal additives. TLC on silica gel with chloroform – petroleum ether (60-90 ºC) – methanol – glacial acetic acid 8:14:1:1, detection at UV 254 nm. The methods were applied to three varieties of real life samples and the results showed no difference to those obtained by LC-MS.

Chinese J. of Clin. Res. on Trad. Chinese Med. 4 (9), 34-35 (2012). Langchuang pills are a herbal TCM preparation for clearing heat, removing toxicity and invigorating the circulation of blood. For quality control, TLC of the extracts of the preparations on silica gel 1) for the root of red-rooted salvia, with chloroform – benzene 5:1, detection by viewing in daylight; 2) for Radices Rehmanniae, with chloroform – methanol 8:1, detection by spraying with a saturated solution of 2,4-dinitrophenylhydrazine in ethanol and viewing in daylight; 3) for the rhizome of Chinese Goldthread, with benzene – chloroform – ammonia 5:3:1, detection at UV 366 nm.

Beijing J. of Trad. Chinese Med. 31 (7), 542-545 (2012). Ekou powder is a herbal TCM preparation for treating mycotic and follicular stomatitis and mouth erosion. For quality control TLC on silica gel 1) for Coptis chinensis, with cyclohexane – ethyl acetate – isopropanol – methanol – water – triethylamine 6:7:2:3:1:2, detection under UV 366 nm; 2) for borneol, with n-hexane – ethyl acetate 17:3, detection by spraying with 1 % vanillin in sulfuric acid – ethanol 1:200 and heating at 105 °C, viewing in daylight; 3) for Indigo naturalis, with toluene – chloroform – acetone 5:4:1, detection in daylight.

J. of Modern Trad. Chinese Med. 14 (7), 7-10 (2012). Curcumins are phenolic compounds from the root and stem of Zingiberaceae plants with outstanding anti-inflammatory and antioxidative activity. Identification of Rhizoma Curcumae Longae and its three near-source species Curcuma wenyujin Y.H.Chen et C.Ling, Curcuma phaeocaulis Val., and Curcuma kwangsiensis S. G.Lee et C.F. Liang by TLC on silica gel with chlorofom – methanol – formic acid 960:40:7, detection under UV 366 nm. The standards were curcumin, demethoxycurcumin, and bisdemethoxycurcumin.

Chinese J. of Med. Guide 8 (11), 134-135 (2012). Chuankezhi injection is a traditional Chinese medicinal herb preparation with Radix Morindae officinalis as the key active component. It is effective for tonifying kidney, relieving cough, regulation of immune function, and is prescribed clinically to cure asthma,and capillary bronchitis. Development of a method for the quality control of the preparation. TLC of the extracts of the preparations on silica gel with n-butanol – ethanol – water 5:4:1, detection by spraying with a solution of 1.5 g a-naphthol in ethanol – water – sulfuric acid 50:4:13 and heating at 105 °C.