Home / PT Schemes / Interlaboratory Technical Project МС 06/2023 (Completed)

Dear Colleagues,

PT provider UCLSB invites you to take part in Interlaboratory Technical Project MC 06/2023. Test subjects will be: Bitumen, according to the pointed standards and parameters (characteristics) in the following table:

Test subjectCode of the standardName of the standardTested parameters (characteristics)
Bitumen and bitumen productsEN 1426Bitumen and bituminous binders - Determination of needle penetration.Needle penetration /ua/
EN 1427Bitumen and bituminous binders - Determination of the softening point - Ring and Ball method.Softening point - Ring and Ball method /ua/
EN 12593Bitumen and bituminous binders - Determination of the Fraass breaking point.Fraass breaking point /ua/
EN ISO 2592Petroleum and related products - Determination of flash and fire points - Cleveland open cup method (ISO 2592).Flash point /ua/
EN 15326Bitumen and bituminous binders - Measurement of density and specific gravity - Capillary-stoppered pyknometer method.Density /ua/
EN 12592Bitumen and bituminous binders - Determination of solubility.(Determination of) Solubility /ua/

/ua/ - under accreditation, within the scope of accreditation of the PT provider; /oa/ - out of the scope of accreditation of the PT provider

Additional information regarding Interlaboratory Technical Project (ITP) MC 06/2023.

Deadline for accepting applications for participation: 31.08.2023;

Payment deadline: 31.08.2023;

Sending the samples to the participants: by 30.09.2023 at the latest;

Conducting the tests: 06.11.2023;

Preparation of the final report: no later than 12.12.2023;

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 02/2023 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: http://www.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).

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