Proficiency testing catalogue

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Type of Testing: Chemisch-physikalisch

Name	Planned shipping method	Start Date
Delicatessen salad Parameters (quantitative): benzoic acid [mg/kg], sorbic acid [mg/kg], Methyl 4-hydroxybenzoate [mg/kg], Ethyl 4-hydroxybenzoate [mg/kg], Propyl 4-hydroxybenzoate [mg/kg], Butyl 4-hydroxybenzoate ¹ [mg/kg], n-Butyl 4-hydroxybenzoate ¹ [mg/kg], Isobutyl 4-hydroxybenzoate ¹ [mg/kg] Article Number: 2010197 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.	Frozen shipping	December 2026	Add to cart
Delicatessen salad Article Number: 2010197		December 2027	Add to cart
Melatonin in dietary supplements Parameters (quantitative): melatonin (CAS 73-31-4) [mg/kg] Article Number: 2011360 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing	Shipping at room temperature	December 2026	Add to cart
Melatonin in dietary supplements Article Number: 2011360		December 2027	Add to cart
Metals in tobacco Parameters (quantitative): lead (Pb) [mg/kg], cadmium (Cd) [mg/kg], arsenic (As) [mg/kg], copper (Cu) [mg/kg], zinc (Zn) [mg/kg], iron (Fe) [mg/kg], mercury (Hg) [mg/kg], aluminium (Al) [mg/kg], nickel (Ni) [mg/kg] Article Number: 2010498 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is not included in the scope of the accreditation.	Shipping at room temperature	August 2027	Add to cart
Mustard Parameters (quantitative): dry matter [g/ 100 g], total acid (pH 8.1) calculated as acetic acid [g/ 100 g], sodium chloride [g/100 g], allyl isothiocyanate [mg/100 g], sulfur dioxide (SO2) [mg/kg], total fat [g/100 g] Article Number: 2010459 Description: With the three PT-schemes mayonnaise, tomato ketchup and mustard we offer a high quality assurance program for the most popular sauces and basic ingredients for many further foodstuff throughout the world. The requested parameters are the most important value-determining attributes like the egg content in mayonnaise as well as technologically relevant parameters like preservatives. Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is not included in the scope of the accreditation.	Refrigerated shipping	December 2026	Add to cart
Mustard Article Number: 2010459		December 2027	Add to cart
Nicotine replacement products Parameters (quantitative): nicotine (CAS 54-11-5) [mg/g] Article Number: 2010349 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.	Shipping at room temperature	August 2026	Add to cart
Nicotine replacement products Article Number: 2010349		August 2027	Add to cart
PAHs in herbs and spices Parameters (quantitative): benzo[a]pyrene (CAS 50-32-8) [µg/kg], benzo[a]anthracene (CAS 56-55-3) [µg/kg], benzo[b]fluoranthene (CAS 205-99-2) [µg/kg], chrysene (CAS 218-01-9) [µg/kg], sum PAK [µg/kg] Article Number: 2011160 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. Unfortunately, no further booking is possible this year.	Refrigerated shipping	May 2026
PAHs in herbs and spices Article Number: 2011160		May 2027	Add to cart
Peanut butter Parameters (quantitative): dry matter [g/100 g], ash [g/100 g], total fat [g/100 g], crude protein (N x 6,25) [g/100 g], pH value [g/100 g], sodium chloride [g/100 g], total sugar (anhydrous) [g/100 g], fibre [g/100 g] Article Number: 2011087 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.	Refrigerated shipping	December 2026	Add to cart
Peanut butter Article Number: 2011087		December 2027	Add to cart
Pyrrolizidine alkaloids in spices and tea Parameters (quantitative): Screening for at least 9 different pyrrolizidine alkaloids, e.g. monocrotaline, heliotrine, retrorsine Article Number: 2010347 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.	Refrigerated shipping	October 2026	Add to cart
Pyrrolizidine alkaloids in spices and tea Article Number: 2010347		October 2027	Add to cart
Sudan dyes in spices Parameters (qualitative): identification of sudan dyes Article Number: 2011359 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing	Shipping at room temperature	December 2026	Add to cart
Sudan dyes in spices Parameters (qualitative): identification of sudan dyes Article Number: 2011359		December 2027	Add to cart
Sugar free candies Parameters (quantitative): glucose (anhydrous) [g/100 g], fructose (anhydrous) [g/100 g], sucrose (anhydrous) [g/100 g], water content [g/100 g] Article Number: 2010327 Category: chemical-physical testing food and feed food matrices (other) Accreditation: This proficiency test is not included in the scope of the accreditation.	Shipping at room temperature	December 2026	Add to cart
Sugar free candies Article Number: 2010327		December 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.