Promega's Cookie Policy

We use cookies and similar technologies to make our website work, run analytics, improve our website, and show you personalized content and advertising. Some of these cookies are essential for our website to work. For others, we won’t set them unless you accept them. To find out more about cookies and how to manage cookies, read our Cookie Policy.

If you are located in the EEAEuropean Economic Area, the United Kingdom, or Switzerland, you can change your settings at any time by clicking Manage Cookies in the footer of our website.

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50bp DNA Step Ladder, 340ug⁄ml

G4521PDF (310 KB) – français (Canada)
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Necessary Cookies

We use these cookies to ensure our site functions securely and properly; they are necessary for our services to function and cannot be switched off in our systems. They are usually only set in response to actions made by you which amount to a request for services, such as logging in, using a shopping cart or filling in forms. You can set your browser to block or alert you about these cookies, but some parts of our services will not work without them. Like the other cookies we use, strictly necessary cookies may be either first-party cookies or third - party cookies.

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We and our advertising partners use these cookies to deliver advertisements, to make them more relevant and meaningful to you, and to track the efficiency of our advertising campaigns, both on our services and on other websites and social media.