This is why the serum albumin test can tell your physician how well your liver is working. An albumin test is often used as part of a test known as a liver panel, which tests your blood for albumin, creatinine, blood urea nitrogen, and prealbumin.Your physician will likely order an albumin test if he or she suspects you may have a condition that affects your liver function.ecause a serum albumin test is often part of a set of tests related to liver function, your physician likely will look at all your test results to understand what may be going on in your body. The typical value for serum albumin is 3.4 to 5.4 g/dL of blood, according to the National Institutes of Health (NIH).