ECL substrates

Buy 2 antibodies and get 20% off ECL substrates*

For a limited time, purchase any two (2) Invitrogen primary or secondary antibodies, and get 20% off select Thermo Scientific SuperSignal and Pierce chemiluminescent substrates for western blotting.*

Use promotion code RJM618 at checkout.
(Excludes fluorescently conjugated primary antibodies)

Choose from the following eligible products:

Search for primary and secondary antibodies

Primary Antibodies reference component


Qualifying Western blot ECL substrates

Featured products for improving western blot signals

"Highly cross-adsorbed"
HRP secondary antibodies

HRP Secondary Antibodies

Invitrogen highly cross-adsorbed secondary antibodies significantly reduce cross-reactivity with non-target antibodies from multiple other species, thereby increasing specific detection of their target primary antibody.

Great for troubleshooting non-specific background signals on your western blots.

SuperSignal West Femto
Maximum sensitivity substrate

SuperSignal West Femto

Thermo Scientific SuperSignal West Femto Maximum Sensitivity Substrate is an ultra-sensitive enhanced chemiluminescent (ECL) substrate for low-femtogram-level detection.

Great for troubleshooting weak or no-bands on your western blots and low abundance protein targets.

* This promotion is available only to customers in the US (excluding Puerto Rico) and Canada who purchase at least two (2) qualifying Invitrogen primary or secondary antibodies (excludes fluorescently conjugated primary antibodies) and at least one qualifying substrate in a single purchase order, and include the promotion code RJM618 for 20% off the qualifying substrates. Offer valid for qualifying orders received no later than December 31, 2018, or until promotional supplies are depleted, whichever comes first. Limited to one redemption per order. Offer applies to the customer price in effect at the time the order is received by Life Technologies. Cannot be combined with other discounts or promotions. Offer void where prohibited, licensed, or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. Other restrictions may apply.