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Amino acids can be identified and
separated using paper chromatography, a cheaper alternative to using
TLC. The amino acids need to be stained with ninhydrin
to reveal the spots after the run.
words matched: chromatograms
This practical procedure outlines simple method for carrying out thin layer chromatography (TLC) to analyse biro inks.
words matched: chromatograms
Risk assessment information for ninhydrin and ninhydrin solutions or sprays.
words matched: chromatograms
Thin layer chromatography is a quick and effective method of separating pigments within leaves. The pigments run clearly on the chromatogram with little outward spread, allowing Rf values to be calcul..
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words matched: chromatograms
This practical procedure outlines simple method for carrying out thin layer chromatography (TLC) to analyse lipsticks.
words matched: chromatograms
This practical procedure outlines a simple, inexpensive and successful method for carrying out paper chromatography. The activity demonstrate how chromatography can be used to analyse biro inks.
words matched: chromatograms
Also known as acetone. Precautions needed when using it safely in practical work.
words matched: chromatograms
Guidance on general topics including chromatography and electrophoresis, cryogenics, soldering and electrical connections, electrolysis, glass working, glues and adhesives, photography, using pupils a..
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Guidance on how to prepare chromatography solvents and locating agents.
words matched: chromatograms
It is becoming increasingly difficult to determine the composition of food dyes in an unknown mixture, because formulations have been altered over time, and, as a consequence, the results never match ..
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words matched: chromatograms
Showing results 1 to 10 of 21
