Difference between revisions of "Berberis dye (berberis tibetasia) LC"
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| − | [[Category:Analysis | + | [[Category:Dye Analysis]] |
Revision as of 09:03, 26 July 2017
thumb| from Denver Botanic Gardens
Description
Historical importance
Summary of results
Analytical instrumentation and procedures
Chromatograms
berberis tibetasia dyed silk sample (direct dye without mordant) was extracted and the extract was injected in HPLC-DAD-MS for analysis.
HPLC-DAD profile and compunds identified
Absorbance at 350nm (mAU)
sample information
Absorbance at 350nm (mAU)
Identified compounds
| Compound | RT (min.) | MW | UV/vis | Other | |
|---|---|---|---|---|---|
| palmatine | 32.5 | 351 | 348,428 | minor component | |
| jatrorrhizine | 29.6 | 337 | 348,428 | ||
| berberine | 32.5 | 335 | 348,428 | major component |
References
[1] [2] [3]