OPD Substrate Tablets (o-phenylenediamine dihydrochloride) - FAQs

What is the shelf life of OPD Substrate Tablets (Cat. No. 34006)?

OPD Substrate Tablets are covered under our general 1-year warranty and are guaranteed to be fully functional for 12 months from the date of shipment, if stored as recommended. Please see section 8.1 of our Terms & Conditions of Sale (https://www.thermofisher.com/content/dam/LifeTech/Documents/PDFs/Terms-and-Conditions-of-Sale.pdf).

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