Desethyloxybutynin Human Plasma Assay Performance

 

 

 

 

Method: LC-MS/MS

Matrix: Human Plasma

Anticoagulant: Potassium EDTA

Storage Temperature: -70°C

LLOQ: 250 pg/mL

ULOQ: 32,000 pg/mL

Sample Volume: 400 mcL

Precision & Accuracy:

  • LLOQ QC: 10.1% CV; -0.7% Bias
  • Low QC: 3.8% CV; 0.7% Bias
  • Mid QC: 6.5% CV; 5.2% Bias
  • High QC: 5.0% CV; 3.5% Bias
  • Above Range QC (5x Dilution): 6.8% CV; 0.3% Bias

Stability:

  • Short-Term (Bench-Top): 22 hours and 50 minutes
  • Long-Term: 51 days at -70°C
  • Freeze/Thaw Cycles: 5

Comments: Assay quantitates Oxybutynin.

Method Number: V2306P2