AssayIndex
Index conventions

Supplier-supplied

Provided by the supplier for testing. The supplier chose the vial. Reads a mean 0.31 pp higher than buyer-sourced across this index.

Related terms

Provenance
How a sample was obtained: buyer-sourced, supplier-supplied or laboratory-retained. A first-class field in this index because it changes the weight of the evidence.
Rule AX-R10
A supplier-supplied sample reading more than 0.8 pp above buyer-sourced material from the same lot.

Where this term appears

The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.