LGC AXIO Proficiency Testing Schemes 2027
Ambient Air Sample Code
Matrix
Analytes
PT-AR-11 NO2
4 x dynamically loaded Palmes type diffusion tubes 4 x dynamically loaded Tenax thermal desorption tubes (ambient air levels) 4 x dynamically loaded Carbopack thermal desorption tubes (ambient air levels) 4 x spiked quartz fibre filters 47mm Ø 4 x spiked quartz fibre filters 47mm Ø 4 x spiked quartz fibre filters 47mm Ø
Nitrogen dioxide (as nitrite)
Benzene; Toluene; Xylene; Ethyl benzene
PT-AR-12 VOCs
Benzene; Toluene; Xylene; Ethyl benzene
PT-AR-12A. VOCs
Antimony; Arsenic, Cadmium; Nickel; Lead
PT-AR-13 Metals
Chloride; Nitrate, Sulfate
PT-AR-14 Anions on filters
Dust by gravimetry (mass of solids)
PT-AR-17 Dust
Indoor/Chamber Air Sample Code
Matrix
Analytes
PT-AR-21 VOCs (Material Emission Testing)
4 x dynamically loaded Tenax thermal desorption tubes at chamber air levels 2 x dynamically loaded Tenax thermal desorption tubes at chamber air levels
Benzene; n-Hexane; Toluene; Butyl acetate; MIBK; p-Xylene; Diacetyl; Phenol; 124- TMB; Limonene; 4-PCH; Dodecane; Styrene
PT-AR-22 VOCs (Qualitative determination)
Qualitative determination of VOCs including alcohol, aliphatic, aromatic, ester, halocarbon and terpene compounds. See Appendix B in the AIR PT Scheme Description for compound listing for sample 22.
The full range and availability of test materials and analytes is determined on an annual basis and may be added or removed. For accredited and non-accredited status please see current application form/scheme description.
86 lgcstandards.com/AXIO-PT
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