Bromsulfthalein (also known as bromsulphthalein, bromosulfophthalein, and BSP) is a phthalein dye used in

liver The liver is a major metabolic organ (anatomy), organ exclusively found in vertebrates, which performs many essential biological Function (biology), functions such as detoxification of the organism, and the Protein biosynthesis, synthesis of var ...

function tests. Determining the rate of removal of the dye from the blood stream gives a measure of

liver function Liver function tests (LFTs or LFs), also referred to as a hepatic panel or liver panel, are groups of blood tests that provide information about the state of a patient's liver. These tests include prothrombin time (PT/INR), activated partial t ...

. The mechanism by which the liver detoxifies BSP is to attach it to glutathione which is the body’s master antioxidant.

References

Triarylmethane dyes Phthalides Bromobenzene derivatives Phenols Benzenesulfonates Organic sodium salts {{Ether-stub