National Association of Testing Authorities, Australia
Scope of Accreditation
W W Wedderburn Pty Ltd
Site
Perth Laboratory
Accreditation No.
5486
Site No.
18363
Date of Accreditation
31 Mar 2009
Contact
Availability
Services available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Calibration
- The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
| Service | Product | Determinant | Technique | Procedure | Limitations | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Mass - Determination of mass and calibration of weighing devices | Industrial mass standards; Mass standards | Mass | Gravimetric measurement against reference mass | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Capability With a Calibration and Measurement Capability of - Mass standards Determination of mass |
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| Mass - Determination of mass and calibration of weighing devices | Industrial weighing devices; Laboratory weighing devices; Precision laboratory balances | Mass | Gravimetric measurement against reference mass |
Precision laboratory balances from 1 mg up to 30 kg; Industrial balances from 1 g up to 65 kg; Industrial weighing appliances from 1 kg to 6 t |
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Capability Including on site calibration With a Calibration and Measurement Capability of - Precision laboratory balances Industrial balances Industrial weighing appliances 2 in 104 or 1 g (whichever is greater) from 10 g or the minimum capacity for the class of instrument as specified in table 3 of NMI R 76-1 (whichever is greater) kg to 6 t |
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The only data displayed is that deemed relevant and necessary for the clear description of the Activities and Services covered by the Scope of Accreditation (SoA).
Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.
The Product column may also describe an Item or Material.
The Limitations column may also describe the Range.
Accreditation No.
5486
Site No.
18363
Print date
24 Aug 2026