AssayIndex
Impurities & degradation

Shared bulk

One physical batch of material sold by two or more suppliers under different lot numbers. Normal in a contract-synthesis market; means two results are one measurement.

Related terms

Impurity fingerprint
The vector of named impurities and their levels in a lot. Characteristic of one manufacturing run; used by the index to identify shared bulks.
Rule AX-R09
Impurity fingerprints matching across suppliers, indicating one bulk under two labels. Not improper; means two results are one measurement.

Where this term appears

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