Metals in soil - Full participation
Product Code
PT-CN-AFULL
Proficiency Testing Scheme
Matrix
Industry Sector/s
Product Format
Samples 1A, 1B, 1C: 3 x 8mL standard solutions; Sample 2: 1 x 60mL solution of soil extract (prepared following ISO 11466 for the extraction of metals); Sample 3A: 1 x approximately 30g prepared soil, ground to pass 200µm sieve; Sample 13: 1 x 60ml standard solution (containing potassium dichromate and another chromium salt)
Accreditation
ISO/IEC 17043
Overview of PT samples and distribution dates:
Documentation
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Product Information
Analyte Data
Analyte Name
Range
Units
Accreditation
Antimony
All
mg/L
Arsenic
All
mg/L
Barium
All
mg/L
Beryllium
All
mg/L
Cadmium
All
mg/L
Chromium
All
mg/L
Chromium-VI
2 - 40
mg/L
Cobalt
All
mg/L
Copper
All
mg/L
Iron
All
mg/L
Lead
All
mg/L
Manganese
All
mg/L
Mercury
All
mg/L
Molybdenum
All
mg/L
Nickel
All
mg/L
Selenium
All
mg/L
Thallium
All
mg/L
Tin
All
mg/L
Vanadium
All
mg/L
Zinc
All
mg/L
Please note that A - Metals - Full participation comprises 6 separate samples (Standard solutions: 1a, 1b, 1c, 13. Soil extract: 2. Soil sample: 3a). To view the breakdown of the analytes per individual sample, please see the CONTEST Scheme Description. For the soil sample 3A, measurable levels of all analytes may not be present for every round. When the consensus value (RMean) falls below the cut-off levels listed above, a z score is provided for information only and should be interpreted with care.
For details on the full technical specification of the scheme, please refer to the Scheme Description.