Proficiency testing programs
PTS 37j : Fresh waters - Nitroaromatics
Details of the program
PTS created in 2010
ISO/IEC 17043 accredited by COFRAC
No participant for the annual series from 07/01/2026 to 06/30/2027
Schedule
Sending date
Registration deadline
Code
Matrix
Weight
Accredited
Details
2026/12/01
2026/11/16
4937
Surface water Nitroaromatics
1 l
01/12/2026 00:00:00
01/12/2026 00:00:00
01/12/2026 00:00:00
01/12/2026 00:00:00
01/12/2026 00:00:00
01/12/2026 00:00:00
2027/04/06
2027/03/22
4937
Surface water Nitroaromatics
1 l
06/04/2027 00:00:00
06/04/2027 00:00:00
06/04/2027 00:00:00
06/04/2027 00:00:00
06/04/2027 00:00:00
06/04/2027 00:00:00
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