Cumulative CAMAG Bibliography Service CCBS
Our CCBS database includes more than 11,000 abstracts of publications. Perform your own detailed search of TLC/HPTLC literature and find relevant information.
The Cumulative CAMAG Bibliography Service CCBS contains all abstracts of CBS issues beginning with CBS 51. The database is updated after the publication of every other CBS edition. Currently the Cumulative CAMAG Bibliography Service includes more than 11'000 abstracts of publications between 1983 and today. With the online version you can perform your own detailed TLC/HPTLC literature search:
- Full text search: Enter a keyword, e.g. an author's name, a substance, a technique, a reagent or a term and see all related publications
- Browse and search by CBS classification: Select one of the 38 CBS classification categories where you want to search by a keyword
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- Search by CBS edition: Select a CBS edition and find all related publications
Registered users can create a tailor made PDF of selected articles throughout CCBS search – simply use the cart icon on the right hand of each abstract to create your individual selection of abstracts. You can export your saved items to PDF by clicking the download icon.
J. Planar Chromatogr. 25, 145-149 (2012). HPTLC of labetalol hydrochloride on silica gel with ethyl acetate - methanol 4:1 + 1 drop ammonia. Quantitative determination by absorbance measurement at 309 nm. The hRf of labetalol was 69. Linearity was in the range of 400-2400 ng/band. The intermediate/interday/intra-day precision was below 2 %. Recovery was in the range of 98.6-100.5 %.
J. Planar Chromatogr. 26, 440-444 (2013). HPTLC of plumbagin in herbal formulation on silica gel with toluene - ethyl acetate - methanol 8:1:1. Quantitative determination by absorbance measurement at 265 nm. The hRf value of plumbagin was 70. Linearity was between 200 and 600 ng/zone. LOD and LOQ were 3 and 8 ng/zone. Average recovery (by standard addition) was found to be 100.0 %. Intermediate intra- and inter-day precision (n=6) was below 0.05 %.
J. Planar Chromatogr. 26, 331-335 (2013). HPTLC of betulinic acid in the bark and leaves of Dillenia indica, Dillenia pentagyna, Ziziphus jujube and Ziziphus mauritiana on silica gel with toluene - chloroform - ethanol 4:4:1. Detection by dipping into anisaldehyde - sulfuric acid reagent, followed by heating at 80 ºC for 15 min. Quantification by absorbance measurement at 525 nm. The hRf of betulinic acid was 71. Linearity was in the range of 100-1200 ng/zone. LOD and LOQ were 4 and 11 ng/zone, respectively. Recovery was in the range of 99.5-101.7 %. Intermediate/interday/intra-day precision was below 2 %.
J. Planar Chromatogr. 26, 354-357 (2013). HPTLC of free duloxetine in human serum on silica gel with acetone - benzene - triethylamine 10:9:1. Quantitative determination by absorbance measurement at 235 nm. The hRf of duloxetine was 32. Linearity was between 35 and 140 ng/zone. LOD and LOQ were 10 and 35 ng/zone. Recovery (by standard addition) was found to be 92.9-97.6 %. Intra- and inter-day precision values were below 1.8 % and 5.7 %, respectively.
J. Liq. Chromatogr. Relat. Technol. 36, 2476-2488 (2013). HPTLC of synthetic colorants tartrazine (1), quinoline yellow (2), sunset yellow FCF (3), azorubine (4), amaranth (5), ponceau 4R (6), allura Red AC (7), patent blue V (8), indigo carmine (9), and brilliant blue FCF (10) on RP-18 with 0.5 M ammonium sulfate in 30 % of ethanol - water solution. Quantitative determination by absorbance measurement at 450, 500 and 625 nm. The hRf values were in the range of 17 and 64. Linearity was in the range of 20-180 ng/zone for (1) to (8) and 35-300 ng/zone for (9) and (10). LOD and LOQ were 2 and 3 ng/zone, respectively. Recovery (by standard addition) was in the range of 81-108 %. Intermediate intra- and inter-day precision was below 5 % (n=3).
J. Planar Chromatogr. 26, 343-348 (2013). HPTLC of diazepam in spiked blood samples on silica gel with hexane - ethyl acetate 7:3. Quantification by absorbance measurement at 230 nm. The hRf of diazepam was 34. Linearity was in the range of 0.5-20 ng/zone. LOD and LOQ were 0.2 and 0.5 µg, respectively. Recovery was in the range of 94-98 %. Intermediate/interday/intra-day precision was below 2 % (n=5).
J. Planar Chromatogr. 27, 174-180 (2014). HPTLC of betulinic acid (1), 24beta-ethylcholesta-5,22E,25-triene-3beta-ol (2) and lupeol (3) in Clerodendrum phlomidis on silica gel with chloroform - methanol 49:1. Detection by dipping into vanillin - sulfuric acid reagent (vanillin - ethanol - sulfuric acid 1:95:5, w/V/V), followed by heating at 110 ºC for 3 min. Quantitative determination by absorbance measurement at 600 nm. The hRF values for (1) to (3) were 30, 52 and 70. Linearity was in the range of 300-1500 ng/mL. The intermediate/interday/intra-day precisions were below 2 % (n=5). The LOD and LOQ were 22 and 74 ng/zone for (1), 20 and 66 ng/zone for (2) and 30 and 100 ng/zone for (3), respectively. Average recovery was 99.0 % for (1), 98.5 % for (2) and 98.2 % for (3).
for the quantification of betulinic acid in nagod (Vitex negundo L
J. Planar Chromatogr. 27, 102-106 (2014). HPTLC of betulinic acid in the leaves of Vitex negundo on silica gel with toluene - acetone - formic acid 17:3:2. Detection by spraying with anisaldehyde sulfuric acid reagent, followed by heating at 105 ºC for 5 min. Quantitative determination by absorbance measurement at 445 nm. The hRf value for betulinic acid was 42. Linearity was in the range of 200-1200 ng/zone. The intermediate/interday/intra-day precisions were below 1.3 % (n=3). The LOD and LOQ were 6 and 18 ng/zone, respectively. Recovery was in the range of 99.7-101.5 %.