Ortho-Phenylenediamine (OPD) is a water soluble chromogenic substrate that produces a yellow color during the enzymatic degradation of hydrogen peroxide by horseradish peroxidase (HRP) with an absorption maximum at 450 nm. After addition of sulfuric acid a very stable orange end solution is obtained that can be read at 490 nm.
Kem-En-Tec Diagnostics offers:
|Catalog number||Tablet type||Tablet size||Package size|
|4110-100||Fizzing OPD tablets||2 mg||100 tablets/vial|
All products are available as OEM components or under our own Kem-En-Tec Diagnostics A/S label.