| Metrology area, Sub-field | Chemistry and Biology, Inorganics |
| Description | Natural toxic elements (Cd, Pb) in cacao powder |
| Time of measurements | 2024 |
| Status | Report in progress, draft A |
| Measurand | Mass fraction Cadmium: 0.01 mg/kg to 2 mg/kg Lead: 0.01mg/kg to 2 mg/kg |
| Transfer device | 15 g per bottle |
| Comparison type | Supplementary Comparison |
| Consultative Committee | CCQM (Consultative Committee for Amount of Substance) |
| Conducted by | SIM (Inter-American Metrology System) |
| Comments | Study co-pilot by NRC and CENAM. |
| Pilot institute |
NRC
National Research Council Canada |
| Contact person | Patricia Grinberg 6139915482 |
| Additional |
| Pilot laboratory | |
|---|---|
| NRC |
National Research Council, Canada, SIM |
| CENAM |
Centro Nacional de Metrologia, Mexico, SIM |
| EXHM/GCSL-EIM |
National Laboratory of Chemical Metrology/GCSL - Hellenic Institute of Metrology, Greece, EURAMET |
| GL |
Government Laboratory, Hong Kong, China, APMP |
| HSA |
Health Science Authority, Singapore, APMP |
| IBMETRO |
Instituto Boliviano de Metrología, Bolivia, SIM |
| INACAL |
National Institute for Quality, Peru, SIM |
| INM (CO) |
Instituto Nacional de Metrología de Colombia, Colombia, SIM |
| ISP |
Instituto de Salud Pública, Chile, SIM |
| JRC |
Joint Research Centre, European Union, EURAMET |
| LACOMET |
Laboratorio Costarricense de Metrologia, Costa Rica, SIM |
| LATU |
Laboratorio Tecnologico del Uruguay, Uruguay, SIM |
| NIMT |
National Institute of Metrology (Thailand), Thailand, APMP |
| NMLPHIL |
National Metrology Laboratory of the Philippines, Philippines, APMP |
| SNSU-BSN |
National Measurement Standard - National Standardization Agency of Indonesia, Indonesia, APMP |
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