Even when the horn is ground down into a fine powder we can still find that chemical fingerprint
to say where that rhino is from," she said.
Quantitative and chemical fingerprint
analysis for quality control of Rhizoma Copticlis chinensis based on UPLC-PAD combined with chemometrics methods.
This important spectral region is where the majority of chemical fingerprints
, or absorption features lie.
The resulting color pattern is like a chemical fingerprint
This portable device, also used by law enforcement, can identify over 6,000 chemicals by comparing the unique chemical fingerprint
to its onboard database.
The first is a property tagging solution, like clear nail varnish, that contains a chemical fingerprint
Each bottle of the colourless, odourless, solution contains a unique chemical fingerprint
which cannot be washed or scratched off.
The chemical fingerprint
measured by RxSpec, Rzasa points out, is compared with a known database, providing a 100% assurance that the dispensed drug is correct in both type and concentration.
Some dated back ten years but the suspects were nabbed after their DNA - the body's chemical fingerprint
- was compared with DNA from crime scenes.
This is probably a chemical fingerprint
of Mars,'' said geologist Hap McSween, a member of the science team from the University of Tennessee.
Compounds absorb parts of the light spectrum differently - making a kind of chemical fingerprint
Each fire has a unique chemical fingerprint
in the soot, since the chemical components are determined by what burned.