This Scheme not only assesses the common three analytical parameters which can affect the validity of assay results, but also will look at the effect of serum indices on a range of analytes (Analyte X), both at the analyte level and to assess whether the analyte would be reported.

Scheme Particulars Indicative Details
Accreditation body UKAS
UKAS Accredited Proficiency Testing Provider No 7860
Number of distributions per year (nominal) 12
Specimens per distribution 3
Frequency of distribution Monthly
Material distributed Pooled, liquid human serum with or without exogenous added analyte
Sample volume (mL) 0.4
Programme Director(s) / Organiser(s) Rachel Marrington
Analyte Approximate Range Default Scheme Units
Analyte 'X' units
Analyte 'X' Interpretation
H category
Haemolysis Index 0 – 20 g/L
I category
Icterus Index 0 – 1000 µmol/L
L category
Lipaemia Index 0 – 20 µmol/L
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