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First laboratory calibrationand ISO 17025:2018 compliance
for particle countersref. ISO 21501-4:2018Altiorlab srl performs the calibration according to ISO 21501-4:2018 reference standard cited in ISO 14644-1:2015 (Annex A) for the calibration of optical particle counters, implements a unique service in the market that allows you to have your own particle counter in accordance with ISO 21501-4:2018.FIND OUT MORECONTACT US
Legal Value
An Accredia certificate from Altiorlab srl has legal value because it is issued by the accredited laboratory on the basis of the decrees established by the Italian national calibration system.
International
recognition
Accredia is a signatory of the international mutual recognition agreements EA IAF and ILAC
Calibration and compliance
With the accreditation Accredia ISO 17025:2018 of Altiorlab srl declares its competence in the calibration of the optical particle counters, according to the international standard.
Certification becomes
a priority for the company
Accreditation of ALTIORLA SRL by ACCREDIA, according to the ISO / IEC 17025:2018 standard, means: Quality, reliability, competitiveness
Competitiveness
Companies that choose to use the accredited calibrations of ALTIORLAB SRL, for products or services, see their image strengthened in terms of reputation and reliability of their commercial offer. They are more incisive on the market, by virtue of the formal recognition, by an independent subject, of skills and procedures consistent with international standards.
Internationalism
With the accreditation Accredia ISO 17025:2018 of Altiorlab srl declares its competence in the calibration of the optical particle counters, according to the international standard.
Quality assurance
The calibration certificate of ALTIORLAB SRL, which accompanies a product or service, certifies that the supplier has fulfilled all the obligations required to place on the market a reliable and quality service or good, according to internationally recognized standards such as ISO 21501-4:2018 for the calibration of the particle optical meters.
More trust, less risk
The consumer can trust the products and services calibrated by the accredited laboratory ALTIORLAB SRL, because they meet stringent international requirements, and reduce the risks associated with consumption.
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The best investment
for companies of today and tomorrow
For institutions, businesses and consumers, the benefits of accreditation are represented by the advantages they acquire when they choose to rely on conformity assessment services issued by accredited laboratories such as ALTIORLAB SRL
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Increase business
trust
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Consulting provided
on calibrations
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Certifications of compliant
companies
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Years of industry
experience
Calibrations performed in the company
or at the customer's company
Service available for all the counters of all brands; PMS, MET One, Lighthouse, Climet, etc..
Portable
Remote
Handhelds
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Send us your email to find out more about the Altiorlab world and our services
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The ISO 21501-4:2018
in detail
This Second edition cancels and replaces the first edition (ISO 21501-4:2017), which has been technically revised.
The main changes from the previous edition are:
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- Clause 4 for “Principle” and Clause 5 for “Basic configuration” have been added;
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- “size calibration” and “verification of size setting” have been combined as “size setting error” in the requirements clause;
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- “Test report” has been changed to 6.10 on “Reporting of test and calibration results”;
- Information about uncertainties has been enriched and is now the subject of Annex E:
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- size setting error;
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- counting efficiency;
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- sampling flow rate error;
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- size resolution (with the particle size used);
- false count.
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A calibration certificate shall furthermore include:
- identification;
- relevant enviromental conditions;1
- a stade uncertainty for each result 1 to 4 with reference to the calculation method ( e.g. ISO/IEC Guide 98-3);
- a stade false count at 95% confidence limit.
NOTE: Calibration certificates issued by ISO/IEC 17025:2018 accredited laboratories and covering all results for the parameters 1 to 5 are considered to comply with the requirements above.
ist of all parts in the ISO 21501-4:2018 series can be found on the ISO website https://www.iso.org/standard/58073.html
Altiorlab is powered by
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QS Group srl is an active and well integrated company in a range of activities whose aim is the control of airborne particulate and microbiological contamination in environments and production processes at risk in a wide production scenario. Control tools always up-to-date, partnership with leading international companies, service procedures always up-to-date with current regulations allow QSGroup srl to provide customers with cutting-edge solutions and services.
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Direct contacts
+39.03621857411
info@altiorlab.it
Via Torquato Tasso, 5, 20825 Barlassina MB
At 700 meters from the Seveso station
15 minutes from Milan
30 minutes from Malpensa and Linate