Calculator · Assay
HPLC assay — % of label claim
External-standard assay of a tablet, with standard and sample diluted the same way.
Result
Assay
100.74% of label claim
Content per tablet
503.71mg
% LC = (AT ÷ AS) × (WS ÷ WT) × (P ÷ 100) × (Avg. wt ÷ LC) × 100
More calculators
- Dilution (C1V1 = C2V2)
- Molarity — mass to weigh
- Mean, SD and %RSD
- Standard curve (linear regression)
- Loss on drying (LOD)
- Water content by Karl Fischer (volumetric)
- Tablet friability
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- Microbial count (cfu per g or mL)
- F0 value (steam sterilisation)
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- Content uniformity — acceptance value (AV)
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- Centrifuge RCF ↔ rpm
- Pipette gravimetric check
- Flow rate accuracy
Calculators are for learning and quick checks. Use your validated spreadsheet or LIMS for reportable results.