Dear Colleagues,
PT provider UCLSB invites you to take part in Interlaboratory Technical Project MC 10/2024. Test subjects will be: Hardened concrete, according to the pointed standards and parameters in the following table:
| Test subject | Code of the standard | Name of the standard | Tested parameters (characteristics) |
|---|---|---|---|
| Hardened concrete | EN 12390-3 | Testing hardened concrete - Part 3: Compressive strength of test specimens. | Compressive strength /ua/ |
| EN 12390-7 | Testing hardened concrete - Part 7: Density of hardened concrete. | Density of hardened concrete /ua/ |
/ua/ - under accreditation, within the scope of accreditation of the PT provider; /oa/ - out of the scope of accreditation of the PT provider
- “Invitation for participation” (QF 4.4-3) in MC 10/2024;
- “Application form” (QF 4.4-4) for MC 10/2024;
- "Detailed plan for proficiency testing" (QF 4.4-1) for MC 10/2024;
Additional information regarding Interlaboratory Technical Project (ITP) MC 10/2024.
Deadline for accepting applications for participation: 21.03.2025;
• Payment deadline: 30.04.2025;
• Sending the samples to the participants: by 16.06.2025 at the latest;
• Conducting the tests: 24.06.2025
• Preparation of the final report: no later than 30.07.2025;
Detailed information will be given in the instruction for conducting the interlaboratory comparison and proficiency test QF 4.4-5. You will be informed about all other changes that may be imposed during the course of MC 10/2024 by e-mail.
Please, in case you have any questions, do not hesitate to contact us via e-mails sslsb@abv.bg or sslsb@yahoo.com!
*The date indicated as the start of the respective project is also the date from which the acceptance of participation requests begins.
** Requests for the relevant project, in English and Bulgarian, can be found in the "PT schemes" section of our website: https://ptprovider.sslsb.org/
*** The due date of the relevant project means that this is the deadline for the preparation of the report, unless otherwise stated in the instruction (QF 4.4-5).
Note : All participants will receive further instructions for the process of implementing the relevant PT scheme. The minimum number of participants for a parameter to be included in the relevant PT scheme is 5.