control material
A control solution that is available, often commercially, liquid or lyophilized, and packaged in aliquots that can be prepared and used individually.
The term "control material" was found in the following pages:
Material database: National Institute of Standards and Technology (NIST) - SRM 1648a - Urban Particulate Matter
Material database: IAEA - MEL International Atomic Energy Agency - IAEA-407 Trace elements and methylmercury in fish tissue
Material database: LGC Ltd. - LGC-QC4001 - Composite foam material containing TBT
Material database: IAEA - MEL International Atomic Energy Agency - IAEA-433 Trace Elements and Methylmercury in Marine Sediment
NIST/EPA/NJ DEP embark on the preparation of a soil reference materials for chromium speciation | EVISA's News
NIST/EPA/NJ DEP embark on the preparation of a soil reference materials for chromium speciation analysis | EVISA's News
Material database: National Institute of Standards and Technology (NIST) - SRM 1648a - Urban Particulate Matter