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Name Planned shipping method Start Date  
Element determination in the ultra-trace range
Parameters (quantitative): aluminium (Al) [µg/kg], barium (Ba) [µg/kg], cerium (Ce) [µg/kg], chromium (Cr) [µg/kg], copper (Cu) [µg/kg], dysprosium (Dy) [µg/kg], gadolinium (Gd) [µg/kg], lanthanum (La) [µg/kg], manganese (Mn) [µg/kg], molybdenum (Mo) [µg/kg], nickel (Ni) [µg/kg], neodymium (Nd) [µg/kg], lead (Pb) [µg/kg], praseodymium (Pr) [µg/kg], selenium (Se) [µg/kg], tin (Sn) [µg/kg], uranium (U) [µg/kg], vanadium (V) [µg/kg], ytterbium (Yb) [µg/kg], zinc (Zn) [µg/kg]
Article Number: 2011367
Description: With regard to determining origin, element determination offers an alternative to isotope analysis.
Category: chemical-physical testing food and feed fruit & vegetables products
Accreditation: This proficiency test is not included in the scope of the accreditation.
New proficiency testing
Refrigerated shipping November 2026 Add to cart
Element determination in the ultra-trace range
Article Number: 2011367
November 2027 Add to cart
Glutamic acid in tomato paste
Parameters (quantitative): L-glutamic acid [mg/kg]
Article Number: 2011366
Category: chemical-physical testing food and feed fruit & vegetables products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New proficiency testing
Refrigerated shipping November 2026 Add to cart
Glutamic acid in tomato paste
Article Number: 2011366
November 2027 Add to cart
1 Parameters with this label depend on the number of participants and/or the choice of materials.
Under certain circumstances, this parameter may not be available in the proficiency test.