Proficiency testing programs

PTS 26b : Amino-acids - Food

Details of the program

PTS created in 2010

ISO/IEC 17043 accredited by COFRAC

34 registered laboratories from 18 countries

Schedule

Sending date	Registration deadline	Code	Matrix	Weight
2025/08/29	2025/08/14	0926	Casein	300 g
29/08/2025 00:00:00
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2025/10/31	2025/10/16	0626	Meal substitute	300 g
31/10/2025 00:00:00
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2025/12/19	2025/12/04	2226	Infant formula	300 g
19/12/2025 00:00:00
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2026/02/27	2026/02/12	2626	Collagen	300 g
27/02/2026 00:00:00
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27/02/2026 00:00:00
2026/04/30	2026/04/15	2726	Clinical nutrition cream	300 g
30/04/2026 00:00:00
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30/04/2026 00:00:00
30/04/2026 00:00:00
30/04/2026 00:00:00

Specificity of the circuit

The analytical criteria are given for information only and may vary depending on the composition of the raw material chosen.

Shipment information

Samples sent by express carrier

DAP Incoterm

Delivery of samples in Europe + USA at D+1

Other countries between D+2 and D+5

Samples marked with are sent frozen / refrigerated

Matrices and analytes may be changed or removed for technical or scientific reasons.
Some samples are sent frozen / refrigerated