National Association of Testing Authorities, Australia
Scope of Accreditation
N G Brown & Associates Pty Ltd
Site
N G Brown & Associates Pty Ltd
Accreditation No.
933
Site No.
926
Date of Accreditation
10 Aug 1971
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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| Force metrology - Force measuring and testing equipment | Force gauges | Force in compression; Force in tension | Gravimetric measurement with reference mass | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Capability with Calibration and Measurement Capability of - |
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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 Calibration and Measurement Capability of - Mass standards and Industrial mass standards 1.0 μg above 1 mg to 10 mg 1.0 μg at 20 mg 1.2 μg at 50 mg 1.4 μg at 100 mg 1.7 μg at 200 mg 2.4 μg at 500 mg 2.8 μg at 1 g 3.1 μg at 2 g 6 μg at 5 g 8 μg at 10 g 10 μg at 20 g 19 μg at 50 g 30 μg at 100 g 43 μg at 200 g 90 μg at 500 g 0.15 mg at 1 kg 0.9 mg at 2 kg 1.2 mg at 5 kg 2.6 mg at 10 kg 13 mg at 20 kg 1.5 in 106 above 20 to 25 kg 4 in 106 from 25 to 50 kg 2 g above 50 to 100 kg 3 g above 100 to 250 kg 8 g above 250 to 500 kg 10 g above 500 to 1 000 kg 30 g above 1 000 to 1 500 kg Determination of mass 4 in 106 or 40 μg (whichever is greater) up to 25 kg 1 in 105 above 25 to 50 kg 2 g above 50 to 100 kg 3 g above 100 and 250 kg 8 g above 250 to 500 kg 10 g above 500 to 1 000 kg 30 g above 1 000 to 1 500 kg |
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| Mass - Determination of mass and calibration of weighing devices | Industrial weighing devices | Mass | Comparison measurement with reference load cell | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Capability Including on site calibrations with a Calibration and Measurement Capability of - |
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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 | Examination of Class I, Class II, Class III and Class IV weighing instruments to the procedures and requirements of the NMI NITP 6.1-6.4 National Instrument Test Procedures | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Capability Including on site calibrations with Calibration and Measurement Capability of - Precision laboratory balances 1 in 6x106 or 1 μg (whichever is greater) up to 50 kg Industrial balances 1 in 105 or 1 mg (whichever is greater) up to 50 kg Industrial weighing appliances 1 in 2.5x106 or 0.07mg (whichever is greater) up to 150 kg; 1 in 10⁴ above 150 kg to 10 t |
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| Volume and density - Laboratory volumetric glassware and measures | Standard measures - < 50 L | Volume | Gravimetric | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Capability with Calibration and Measurement Capability of - 0.01% reading from 10 ml to 25 L |
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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.
933
Site No.
926
Print date
26 Aug 2026