HemaScein - Abacus Diagnostics, Inc.
HemaScein - Abacus Diagnostics, Inc.
HemaScein - Abacus Diagnostics, Inc.
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Method 2 Exemplars<br />
The exemplars were pieces of white “sheetrock sheetrock” that had<br />
been used in bloodstain research involving fly artifacts.<br />
The exemplar came to the students with old human<br />
blood and old fly artifacts.<br />
Dilutions were prepared from freshly drawn human<br />
blood. Additional test spots were several commercial<br />
synthetic blood, stage blood, red food coloring, red<br />
poster paint, Clorox, and potato.<br />
The students didn’t photograph the reactions.
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