If you see the "Log in or register" button instead of the price (as shown in the screenshot above), it means you are not logged in to your account.
fluid-hub is a B2B platform with prices and information reserved for registered companies. To view this data you must first register and wait for your account to be activated which generally happens within 24 hours.
Once registered, remember to log in to view prices and proceed with purchases. Find out how to access fluid-hub.
If you need more information about registration, read How can I register on fluid-hub? If you have just registered and are waiting for activation, read How long does it take for my account to be active?