National Association of Testing Authorities, Australia
Scope of Accreditation
National Measurement Institute (NMI)
Site
Pressure Standards Project
Accreditation No.
1
Site No.
25588
Date of Accreditation
01 Jul 2023
Contact
Ms Charmaine Kwan P: +61 (02) 84673836
Availability
Services conditionally available to external clients
Scope of Accreditation
Pressure Standards Project
ISO/IEC 17025 (2017)
Calibration
| Service | Product | Determinant | Technique | Procedure | Limitations | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mass - Determination of mass and calibration of weighing devices | Pressure calibration standards | Mass | Gravimetric measurement against reference mass | 1 g to 10 kg | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability With Calibration and Measurement Capability of - Calibration of masses for pressure balances (including piston mass)0.2 mg + 2 mg/kg from 1 g to 300 g 3 mg + 2 mg/kg from 300 g to 10 kg | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pressure metrology - Pressure and vacuum measuring equipment | Barometers; Digital pressure gauges; Manometers; Pressure control devices; Pressure gauges; Pressure transducers | Absolute pressure; Gauge pressure | Comparison with reference instrument | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability With calibration and measurement capability of -Aneroid barometers (including onsite calibrations) 0.8 Pa or 0.0020 % , whichever is the greater, from 10 kPa to 50 kPa absolute, 1.0 Pa from 50 kPa to 120 kPa absolute. In-situ single point check of mercurial barometers at the prevailing atmospheric pressure (and temperature) 25 Pa Includes in-house calibration of integral thermometers 0.1 ºC from 18 ºC to 25 ºC Calibration of pneumatic pressure devices 0.8 Pa or 0.0020% whichever is greater, from 1.38 kPa to 50 kPa absolute 1.0 Pa from 50 kPa to 120 kPa absolute 0.0020% from 120 kPa to 10000 kPa absolute 0.5 Pa or 0.0010% whichever is greater, from -0.3 kPa to 170 kPa gauge 0.0015% from 170 kPa to 700 kPa gauge 0.0016% + (0.0001% * P) MPa-1 from 700 kPa to 10000 kPa gauge where the magnitude of the pressure P is in MPa Calibration of hydraulic pressure devices 10 Pa or 0.0020% from 0.06 MPa to 10 MPa √[(25x10-6(P))2+(0.17x10-6(P)2)2] MPa from 10 MPa to 500 MPa where the magnitude of the pressure P is in MPa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Vacuum gauges | Absolute pressure; Gauge pressure | Comparison with reference instrument | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability Bourdon tube and non bourdon tube types including those listed belowWith Calibration and Measurement Capability of- Capacitance Diaphragm Gauges and similar types using aneroid sensing elements, and having negligible gas species sensitivity 0.004 Pa plus 0.1% of reading in the range of 0.1 Pa to 1 Pa0.5% of reading in the range of 1 Pa to 10 Pa 0.05 Pa or 0.3% of reading, whichever is the greater, in the range of 10 Pa to 1380 Pa Thermal Conductivity Gauges and other non-aneroid types 0.012 Pa in the range of 0.1 Pa to 0.65 Pa 0.06 Pa in the range of 0.65 Pa to 5 Pa 1.5% of reading in the range of 5 Pa to 1380 Pa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Pressure metrology - Pressure standards | Air operated piston gauges; Oil operated piston gauges; Pressure calibrators - Non-dead weight | Absolute pressure; Gauge pressure | Comparison with dead weight tester; Comparison with reference instrument | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability With calibration and measurement capability of -Calibration of Pneumatic pressure balances and Air operated piston gauges 0.8 Pa or 0.0020% whichever is greater, from 3 kPa to 10000 kPa absolute 0.5 Pa or 0.0010% whichever is greater, from 0.3 kPa to 170 kPa gauge 0.5 Pa or 0.0015% whichever is greater, from 170 kPa to 700 kPa gauge 0.5 Pa or 0.0016% + (0.0001% * P) MPa-1 whichever is greater, from 700 kPa to 10000 kPa gauge where the magnitude of the pressure P is in MPa Calibration of Hydraulic pressure balances and Oil operated piston gauges 10 Pa or 0.0020% from 0.06 MPa to 10 MPa √[(25x10-6(P))2+(0.17x10-6(P)2)2] MPa from 10 MPa to 500 MPa where the magnitude of the pressure P is in MPa Includes calibration of integral thermometers 0.1 ºC from 18 ºC to 25 ºC | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
ISO/IEC 17025 (2017)
Manufactured Goods
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Performance evaluation of personal protective equipment (PPE) | Medical face masks | Breathability | Not applicable | AS 4381 Table 2 EN 14683:2014 Annex C | Single use face masks |
| Synthetic blood penetration | Not applicable | AS 4381 Table 2 ASTM F1862-13/ASTM F1862M-13 ASTM F1862/ASTM F1862M ISO 22609 | Single use face masks (including Target Plate method) |
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Accreditation No.
1
Site No.
25588
Print date
26 Dec 2024
END OF SCOPE