LGC AXIO Proficiency Testing Schemes 2027
Soils – Inorganic Sample Code PT-AQ-14 Agricultural Soil Inorganics & Specific Elements
Matrix
Analytes
Soil
Arsenic; Cadmium; Chromium; Copper; Lead; Mercury; Molybdenum; Nickel; Vanadium; Zinc; Selenium; Total Boron; Water Extractable Boron; Fluoride; Total Nitrogen; Total Phosphorus; Total Potassium; Cobalt; Iron; Manganese; Total Solids; Loss On Ignition; pH at 20-25°C; Extractable Phosphorus; Extraction of Potassium; Extraction of Magnesium; Extraction of Sodium; Organic Carbon Content; Conductivity; Carbonate Content; Antimony
PT-AQ-77 Inorganic Fertiliser
Inorganic Fertiliser pH; Moisture; Conductivity (20 o C); Total nitrogen; Ammoniacal nitrogen; Total phosphorus; Total potassium; Mercury; Lead; Cadmium; Calcium
Ecotoxicology Sample Code
Matrix
Analytes
PT-AQ-50 Ecotoxicology Tests
Test solution(s)
Daphnia Magna 48hr EC50; Daphnia Magna 24hr EC50; Vibrio Fischeri 30 minute IC50 (ISO 11348-3); Other 30 minute luminescent bacteria IC50 tests; 15 minute luminescent bacteria IC50 tests; Freshwater algae growth inhibition test (Pseudokirschneriella subcapitata)
Swimming Pool Water Sample Code Matrix
Analytes
PT-AQ-64 Trihalomethanes & Nutrients
Swimming Pool Water
Trichloromethane; Bromodichloromethane; Dibromodichloromethane; Tribromomethane; Total Trihalomethanes (TTHM); pH at 20-25°C; Total Organic Carbon (TOC); Total Alkalinity; Total Hardness; Total Dissolved Solids
PT-AQ-76 Cyanuric acid
Test solution(s)
Cyanuric acid
Sample Code Matrix
Analytes
ENHANCED PT-AQ-57
Groundwater
Dimethylfumarate
Di(2 ethylhexyl) phthalate (DEHP); Dibutyl phthalate (DBP); Butyl benzyl phthalate (BBP); Diethyl phthalate (DEP); Di(2 ethylhexyl) phthalate (DEHP); Diisobutyl phthalate (DIBP) N-Nitrosodimethylamine (NDMA); N-Nitrosodiethylamine (NDEA); N-Nitrosodi-n-propylamine (NDPA); N-Nitrosodi n-butylamine (NDBA); N-Nitrosomorpholine (NMOR); N-Nitrosopyrrolidine (NPYR); N-Nitrosopiperidine (NPIP); N-Nitrosodiphenylamine (NDPhA); N-Nitrosodimethylamine (NDMA); Sum of all
NEW PT-AQ-79
Drinking Water
NEW PT-AQ-80
Drinking Water
NEW PT-AQ-81 NEW PT-AQ-82 NEW PT-AQ-83 NEW PT-AQ-84 NEW PT-AQ-85 NEW PT-AQ-86
Drinking water
Trifluoroacetic acid (TFA)
Drinking water
Uranium
Iron; Manganese; Copper; Aluminium; Zinc; Silver; Barium; Boron; Strontium; Lithium Alachlor; Aldrin; Atrazine; Chlordecone; Chlorfenvinphos; Chlorpyrifos; Dieldrin; Diuron; Endosulfan; Endrin; Isoproturon; Simazine; 1,2,3,4,5,6-hexachlorocyclohexane (HCH)
Treated Potable water
Sea Water
Treated Potable Water
Total Organic Carbon (TOC); Turbidity
Wastewater
Minimum of 56 PFAS for quantitative analysis and determination
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, plus the most up to date sample data, please see the current application form/scheme description for this scheme.
78 lgcstandards.com/AXIO-PT
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