Cookie Policy


What are cookies?
When you starting browsing this website one or more cookies will be placed on your computer.
A cookie is a piece of information in the form of a small text file placed on an internet user's computing device. The cookies sent from this website are not intended to identify visitors to this website or to analyse personal information about visitors to the website. They are performance cookies created and used by the website to allow the site’s functions to operate, such as recalling your preferences, and to allow the monitoring of usage, which helps us improve the user experience on the website. By using this website, you agree that HLS (Huntingdon Life Sciences) can place these types of cookies on devices from which you access this website.

Performance cookies
Performance cookies are cookies used to improve a website, for example for analytics that let companies see how their website is used and where to make improvements.
The performance cookies used by this website are set out in the table below:



Cookie details

Sitecore Analytics

These cookies help us to deliver personalised content to you and provide anonymous reports to us on how visitors use our site.


Randomly generated identifier assigned to a visitor to help identify returning visits to the site. Expires one year after creation.

Google Analytics

These cookies are used to provide meaningful reports about how visitors use this Website. The member areas of the Website also have a second set of Google Analytics cookies which are exactly the same, apart from a 2_prefix, and have the same purpose.

_utma - tracks the number of times a visitor has been to the site, when their first visit was, and when their last visit occurred. Google Analytics uses the information from this cookie to calculate things such as days and visits to purchase. Expires two years after creation.

_utmz - tracks where the visitor came from, what search engine was used, what links are clicked on, what keyword was used, and where they are in the world. Expires six months after creation.

_utmc - works with _utmb to calculate how long a visit takes. Expires when the browser is closed.

_utmb - works with _utmc to calculate how long a visit takes. Expires 30 minutes after creation.

_umtv - allows us to identify areas of the sites under certain categories and tracks visitor statistics across these categories. Expires when the browser is closed.


These cookies help us display content in a way that is easier/more comfortable for you to read.

page_size - stores the chosen font size so that a visitor doesn't have to change it on every page.