Name Planned shipping method Start Date  
Challenge test
Parameters (quantitative): Ps.aeruginosa [CFU/g], S.aureus [CFU/g], E.coli [CFU/g], C.albicans [CFU/g], A.brasiliensis [CFU/g]
Article Number: 2010085
Description: Possible methods for participation, e.g.: ISO 11930, Pharm.Eur.5.1.3
Category: immunological, molecular biological and microbiological testing consumer goods and packaging cosmetic
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 2
Refrigerated shipping April 2026 Add to cart
Change of temperature - Test N IEC 60068-2-14
Parameters (quantitative): Temperature (Start) [°C], Temperature (Timestamp 1a) [°C], Temperature (Timestamp 1b) [°C], Temperature (Timestamp 2a) [°C], Temperature (Timestamp 2b) [°C]
Article Number: 2011194
Category: chemical-physical testing material testing environmental testing
Accreditation: This proficiency test is not included in the scope of the accreditation.
Unfortunately, no further booking is possible this year.
Shipping at room temperature February 2025
Change of temperature - Test N IEC 60068-2-14
Article Number: 2011194
March 2026 Add to cart
Change of temperature - Test N IEC 60068-2-14 (round 2)
Parameters (quantitative): Temperature (Start) [°C], Temperature (Timestamp 1a) [°C], Temperature (Timestamp 1b) [°C], Temperature (Timestamp 2a) [°C], Temperature (Timestamp 2b) [°C]
Article Number: 2011332
Category: chemical-physical testing material testing environmental testing
Accreditation: This proficiency test is not included in the scope of the accreditation.
Unfortunately, no further booking is possible this year.
New proficiency testing
Shipping at room temperature March 2025
Change of temperature - Test N IEC 60068-2-14 (round 2)
Article Number: 2011332
April 2026 Add to cart
Characteristic microorganisms yoghurt
Parameters (quantitative): Lactobacillus bulgaricus [cfu/g], Streptococcus thermophilus [cfu/g]
Article Number: 2010317
Category: immunological, molecular biological and microbiological testing food and feed milk products (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
risk group 1
Frozen shipping May 2026 Add to cart
Charge decay EN 1149-3
Parameters (quantitative): half decay time of charge t50 [s], shielding factor S [-]
Article Number: 2010100
Description: Indution charging (test method 2)
Category: chemical-physical testing material testing protective clothing
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
Charpy flexural impact test polyamide 6 and 66 ISO 179-1
Parameters (quantitative): Notched Charpy impact [kJ/m²], Charpy impact resistance [kJ/m²]
Article Number: 2010817
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Charpy impact at -30°C ISO 179-1
Parameters (quantitative): Charpy impact resistance -30°C [kJ/m²], Notched Charpy impact -30°C 1 [kJ/m²]
Article Number: 2010824
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Charpy impact ISO 179-1 (1eU)
Parameters (quantitative): Charpy impact resistance [kJ/m²]
Article Number: 2010773
Category: physical mechanical testing material testing plastics (thermoplastics)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
Shipping at room temperature April 2026 Add to cart
Chip Resistance SAE J400
Article Number: 2011042
Description: Testing according to method C
Category: physical mechanical testing material testing plastics (painting)
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 Add to cart
Chloride content in hardened concrete EN 14629
Parameters (quantitative): Chloride content [%]
Article Number: 2010205
Category: chemical-physical testing material testing hardened concrete
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
completed testing items ca. 600 g
Shipping at room temperature November 2025 Add to cart
Chloride content in hardened concrete EN 14629
Article Number: 2010205
November 2026 Add to cart
Chloride content of cement EN 196-2
Parameters (quantitative): Chloride content [%]
Article Number: 2010266
Category: chemical-physical testing material testing cement
Accreditation: This proficiency test is within the scope of the A2LA accreditation.
Shipping at room temperature November 2025 Add to cart
Chloride content of cement EN 196-2
Article Number: 2010266
November 2026 Add to cart
Chocolate
Parameters (quantitative): total fat [g/100 g], milk fat [g/100 g], crude protein (N x 6,25) [g/100 g], water content [g/100 g], lactose (monohydrate) [g/100 g], sucrose (anhydrous) [g/100 g], theobromine [mg/100 g], caffeine [mg/100 g], dry matter [g/100 g]
Article Number: 2010025
Category: chemical-physical testing food and feed cocoa and chocolate
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
New parameter selection
Refrigerated shipping February 2026 Add to cart
Chocolate (profile testing)
Parameters (quantitative): visual: brightness of the brown color (light - dark) [cm], olfactory: cocoa odour (little - much) [cm], gustatory: cocoa flavour (little - much) [cm], gustatory: sweetness (very sweet - little sweet) [cm], gustatory: bitterness (little bitter - very bitter) [cm], texture: hardness (low degree of hardness - high degree of hardness) [cm], mouthfeel: melting quality (fast melting - slow melting) [cm], mouthfeel: adstringency (little - much) [cm]
Article Number: 3010051
Category: sensory testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation.
The proficiency testing price includes a sample set for five test persons. An additional sample set (containing a further five test persons) must be booked for any additional number of test persons.
Shipping at room temperature October 2025 Add to cart
Chocolate (profile testing)
Article Number: 3010051
November 2026 Add to cart
Chocolate (simple descriptive testing)
Parameters (qualitative): Visual (Appearance), Olfactory (Smell/Odour), Gustatory (Taste/Flavour), Texture/Consistency/Mouthfeel
Article Number: 3010049
Category: sensory testing food and feed food matrices (other)
Accreditation: This proficiency test is within the scope of the DAkkS accreditation.
The proficiency testing price includes a sample set for one panel with a maximum of five test persons. For a higher number of test persons or additional panels, an additional sample set (including a maximum of five test persons) must be booked.
Refrigerated shipping May 2026 Add to cart
CIPP - Short-term flexural properties ISO 11296-4
Parameters (quantitative): Apparent flexural modulus [MPa], Apparent Flexural stress at first break [MPa], Apparant Flexural strain at first break [%]
Article Number: 2010537
Category: physical mechanical testing material testing fibre-reinforced plastics
Accreditation: This proficiency test is not included in the scope of the accreditation.
Shipping at room temperature May 2026 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.