National Association of Testing Authorities, Australia
Scope of Accreditation
Vipac Engineers and Scientists Ltd
Site
Gas Technology Services
Accreditation No.
676
Site No.
669
Date of Accreditation
13 Nov 1967
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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Chemical metrology - Gas analysers | Gas analysers | Concentration | Direct measurement by certified reference material | in-house method WI-UIN-66 | Carbon monoxide: (electrochemical) 0 - 0.1% (v/v) Oxygen: (electrochemical) 0 - 25% (v/v) Methane (thermal conductivity): 0 - 100% (v/v) Methane (hot wire): 0 - 100% (v/v) Methane (catalytic combustion): 0 - 100% (v/v) CH4 (semiconductor): 0 - 0.05% (v/v) Methane (infra-red): 0 - 100% (v/v) Propane (thermal conductivity): 0 - 0.1% (v/v) Propane (hot wire): 0 - 100% (v/v) Propane (catalytic combustion): 0 - 100% (v/v) Propane (semiconductor): 0 - 0.1% (v/v) Propane (infrared): 0 - 100% (v/v) Hydrogen sulfide (electrochemical): 0 - 0.01% (v/v) Natural gas (thermal conductivity): 0-100% (v/v) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Capability With a measurement uncertainty of - Carbon monoxide: Electrochemical: 5% relative or 0.0006% (v/v) over the range 0 - 0.1% (v/v), whichever is greater Oxygen: Electrochemical: 2.5% relative or 0.2% (v/v) over the range 0 - 25% (v/v), whichever is greater Methane: Thermal conductivity: 3% (v/v) over the range 0 - 100% (v/v) Methane: Hot wire: 2% LEL over the range 0 - 100% LEL Methane: Catalytic combustion: 2% LEL over the range 0 - 100% LEL Methane: Semiconductor: 5% relative or 0.0005% (v/v) (whichever is larger) in the range 0 - 0.05% (v/v) and 5% relative in the range 0.05% - 0.1% (v/v) Methane: Infrared: 2% (v/v) from 0 - 100% (v/v) Propane: Thermal conductivity: 2.5% relative or 0.0005% (v/v) over the range 0 - 0.1% (v/v) Propane: Hot wire: 2% LEL over the range 0 - 100% LEL Propane: Catalytic combustion: 2% LEL over the range 0 - 100% LEL Propane: Semiconductor: 5% relative or 0.0005% (v/v) (whichever is larger) in the range 0-0.05% (v/v) and 5% relative in the range 0.05% to 0.1% (v/v) Propane: Infrared: 2% (v/v) from 0 - 100% (v/v) Hydrogen sulfide : Electrochemical: 5% relative or 0.0003% (v/v) over the range 0 - 0.01% (v/v), whichever is greater Natural gas: Thermal conductivity: 3% (v/v) gas/methane over the range 0-100% (v/v) gas/methane |
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.
Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.
Accreditation No.
676
Site No.
669
Print date
09 Dec 2024