-d4(Ursodeoxycholic Acid-d4 (Major))

 Concentration: 100 ug/mL
Solvent: Methanol
Unit Size: 1 mL/ampoule
CAS Number: 347841-46-7
Chemical Formula: C24H36D4O4
Molecular Weight: 396.60

A stable-labeled internal standard suitable for quantitation of ursodeoxycholic acid (UDCA) levels by LC/MS or GC/MS for clinical diagnostic testing applications such as screening for inborn errors of metabolism or monitoring bile acid therapy. Ursodeoxycholic acid (UDCA) is a secondary bile acid that helps regulate cholesterol.