LGC AXIO Proficiency Testing Schemes 2027
Stack Emissions Sample Code
Matrix
Analytes
PT-AR-31 Mercury
1 x potassium permanganate & sulfuric acid impinger solution containing mercury
Volume; Mercury
Volume; Mercury
PT-AR-32 Mercury
1 x potassium dichromate & nitric acid
impinger solution containing mercury 1 x nitric acid impinger solution containing up to 6 trace metals 1 x hydrogen peroxide impinger solution containing SO2 1 x sodium hydroxide impinger solution containing HF 1 x aqueous impinger solution containing hydrogen chloride 1 x sulfuric acid impinger solution containing ammonia 1 x quartz filter spiked with up to 6 trace elements and fly ash 47mm Ø 1 x rinsing solution containing dissolved and suspended solids 4 x spiked quartz filters 47mm Ø
PT-AR-33 Metals
AR074 – Volume, Sb, Cd, Co, Mn, Se, V AR075 – Volume, As, Cr, Cu, Pb, Ni, Tl AR077 – Volume, Sb, Cd, Co, Mn, Se, V AR078 – Volume, As, Cr, Cu, Pb, Ni, Tl
PT-AR-34 Sulfur dioxide
Volume; Sulfur dioxide
PT-AR-35 Hydrogen fluoride
Volume; Hydrogen fluoride
PT-AR-36 Hydrogen chloride
Volume; Hydrogen chloride
Volume; Ammonia
PT-AR-37 Ammonia
PT-AR-38 Metals
AR074 – As, Cr, Cu, Pb, Ni, V AR075 – Sb, Cd, Co, Mn, Se, Tl AR077 – As, Cr, Cu, Pb, Ni, Tl AR078 – Sb, Cd, Co, Mn, Se, V
PT-AR-39 Dust analysis (solution)
Total solids
PT-AR-40 Dust analysis (filter)
Dust analysis (mass of solids)
Sample Code Matrix
Analytes
Bulk chromate-containing welding fume or paint dust sample
NEW PT-AR-19
Chromium (VI)
Download Application Form Download Scheme Description
lgcstandards.com/AXIO-PT 87
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