Name Planned shipping method Start Date  
Bisphenol A in tomato products
Parameters (quantitative): bisphenol A (CAS 80-05-7) [µg/kg]
Article Number: 2011282
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
Frozen shipping July 2025 Add to cart
Bisphenol A in tomato products
Article Number: 2011282
July 2026 Add to cart
Bisphenols in infant food
Parameters (quantitative): bisphenol A (CAS 80-05-7) [µg/kg], bisphenol B (CAS 77-40-7) 1 [µg/kg], bisphenol F (CAS 620-92-8) 1 [µg/kg], bisphenol S (CAS 80-09-1) 1 [µg/kg]
Article Number: 2010957
Category: chemical-physical testing food and feed infant formula
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Frozen shipping October 2025 Add to cart
Bisphenols in infant food
Article Number: 2010957
October 2026 Add to cart
Boiled sausage 1
Parameters (quantitative): total fat [g/100 g], moisture content [g/100 g], ash [g/100 g], crude protein (N x 6,25) [g/100 g], hydroxyproline [g/100 g], sodium chloride [g/100 g], sodium nitrate [mg/kg], sodium nitrite [mg/kg], diphosphorus pentoxide (P2O5) [g/100 g], calcium (Ca) [mg/kg], aw value [-], starch [g/100 g]
Article Number: 2010019
Category: chemical-physical testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping February 2026 Add to cart
Boiled sausage 2
Parameters (quantitative): non-protein nitrogen (NPN) x 6.25 [g/100 g], collagen decomposition products [g/100 g], L-glutamic acid [mg/kg], citric acid (anhydrous) [mg/kg], sodium acetate [mg/kg], L-lactate [mg/kg], sodium nitrate [mg/kg], sodium nitrite [mg/kg], total ascorbic acid (vitamin C) [mg/100 g], pH value [-]
Article Number: 2010204
Category: chemical-physical testing food and feed meat products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping September 2025 Add to cart
Boiled sausage 2
Article Number: 2010204
September 2026 Add to cart
Butter
Parameters (quantitative): solids non fat [g/100g], moisture content [g/100g], hardness [N], chloride 1 [mg/100g], cholesterol [mg/100g], pH value [-]
Article Number: 2010009
Description: The proficiency testing serves to ensure the compliance with legal regulation of minimum requirement of fat in butter.
Category: chemical-physical testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping September 2025 Add to cart
Butter
Article Number: 2010009
September 2026 Add to cart
Butter (fatty acid profile)
Parameters (quantitative): butyric acid [% / fat], caproic acid [% / fat], caprylic acid [% / fat], capric acid [% / fat], lauric acid [% / fat], myristic acid [% / fat], myristoleic acid [% / fat], myristelaidic acid [% / fat], palmicit acid [% / fat], palmitoleic acid [% / fat], palmitelaidic acid [% / fat], stearic acid [% / fat], linoleic acid [% / fat], linolenic acid [% / fat], gamma linolenic acid [% / fat], eicosatrienoic acid [% / fat], eicosatetraenoic acid [% / fat], eicosapentaenoic acid [% / fat]
Article Number: 2010382
Description: The fatty acid pattern gives an information about the composition of the fat and is an information about the used fat in regard to polyunsaturated fatty acids and saturated fatty acids.
Category: chemical-physical testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Frozen shipping September 2025 Add to cart
Butter (fatty acid profile)
Article Number: 2010382
September 2026 Add to cart
Butter biscuit
Parameters (quantitative): ash [g/100 g], dry matter [g/100 g], crude protein (N x 6,25) [g/100 g], total fat [g/100 g], semimicro butyric acid number [-], free butyric acid [g/100 g fat], butyric acid methyl ester [g/100 g fat], milk fat [g/100 g], starch [g/100 g], cholesterol [mg/100 g], sucrose (anhydrous) [g/100 g], fibre [g/100 g]
Article Number: 2010431
Category: chemical-physical testing food and feed cereals, cereal products
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature December 2025 Add to cart
Butter biscuit
Article Number: 2010431
December 2026 Add to cart
Buttermilk
Parameters (quantitative): phosphatides (calculated as lecithin) [mg/100g], fat [g/100g], dry matter [g/100g], ash [g/100g], pH value [-], acidity acc. Soxhlet-Henkel [SH], density in heat serum [g/ml]
Article Number: 2010624
Category: chemical-physical testing food and feed milk and cream
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Refrigerated shipping April 2025 Add to cart
Buttermilk
Article Number: 2010624
April 2026 Add to cart
Cannabinoids in hemp seeds
Parameters (quantitative): Cannabidiol (CBD) (CAS 13956-29-1) [mg/kg], Delta-9-tetrahydrocannabinol (d9-THC) (CAS 1972-08-03) [mg/kg]
Article Number: 2010941
Category: chemical-physical testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping June 2025 Add to cart
Cannabinoids in hemp seeds
Article Number: 2010941
June 2026 Add to cart
Canola (GMO)
Parameters (qualitative): Detection of screening elements T-NOS, CTP2-CP4EPSPS and P-FMV
Parameters (quantitative): relative amount 73496 [%], relative amount GT73 [%]
Article Number: 2010145
Category: immunological, molecular biological and microbiological testing food and feed fats, oils and oilseeds
Accreditation: This proficiency test is not included in the scope of the accreditation.
Refrigerated shipping December 2025 Add to cart
Canola (GMO)
Parameters (qualitative): Detection of screening elements T-NOS, CTP2-CP4EPSPS and P-FMV
Article Number: 2010145
December 2026 Add to cart
Carbonated soft drinks - quinine
Parameters (quantitative): quinine (CAS 130-95-0) [mg/l]
Article Number: 2010617
Category: chemical-physical testing food and feed non-alcoholic beverages
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
1 Parameter mit dieser Kennzeichnung sind abhangig von der Teilnehmerzahl und/oder der Materialauswahl.
Unter Umständen kann es vorkommen, dass dieser Parameter im Ringversuch nicht zur Verfügung steht.