Asymmetry factor (As)
Peak shape measure taken at 10 % of peak height: the width of the rear half divided by the width of the front half. Symmetric = 1.00. Above 1.50 the index marks integration unreliable.
Related terms
- Rule AX-R12
- Peak asymmetry above 1.50 or resolution below 1.20 to the nearest impurity. Makes the reported purity a range rather than a number.
see also Asymmetry factor (As) · Resolution (R)
Where this term appears
The glossary exists to make record pages readable without a chemistry degree. Every technical term on a report resolves here.
- Assay report records — the term appears in result tables, peak tables and provenance blocks
- Method references — where the measurement behind the term is defined
- All 17 glossary terms beginning with A