Sigma Aldrich Fine Chemicals Biosciences O-PHENYLENEDIAMINE DIHYDROCHLO
$426.95
- MFR:
- 50-180-4583
- Medex SKU:
- MLL-P380450TAB
- Packing Info:
- 50/Pack
- Usually Ships:
- 2 - 3 weeks
- Freight Quote Button:
- False
Description
- High-purity o-phenylenediamine dihydrochloride (OPD) substrate tablets for diagnostic ELISA assays
- Yields a soluble yellow-orange reaction product upon horseradish peroxidase (HRP) oxidation
- Absorbance can be measured spectrophotometrically at 450 nm following acidic stop solution addition
- Standardized tablet format ensures precise substrate concentration and eliminates chemical weighing errors
- High analytical sensitivity optimizes detection in clinical and biochemical enzyme immunoassays
