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OPD Tablets for colorimetric detection of Horseradish Peroxidase activity in ELISAs.Ortho-Phenylenediamine is a water soluble chromogenic substrate that produces a yellow color during the enzymatic degradation of hydrogen peroxide by horseradish peroxidase with an absorption maximum at 450nm.After addition of sulfuric acid a very stable orange end solution is obtained that can be read at 490nm.Kem-En-Tec Diagnostics offers:*Standard OPD tablets:available with a content of 2mg or 10mg*Fizzing OPD tablets:2 mg tablets are available as fizzing.buffer-containing tablets

Catalog number Tablet type Tablet size Package size4260 Standard OPD tablet 10mg 100 tablets/vial4090 Standard OPD tablets 2mg 250 tablets/vial4110 Fizzing OPD tables 2mg 250 tablets/vial

Properties*Stable and robust*Negligible batch-to-batch variation*Development time:5-30 minutes

Stability*At least 18 months at 2-8C*For long term storage OPD tablets should be kept at -20C

金山科研平台：杨建辉：办公：*8006: :http://www.qfbio.com/地址：上海市浦东新区绣川路561号1102室