CAS 33007-83-9 appears in our catalog under these names: Trimethylolpropane Tris(3–mercaptopropionate), Trimethylolpropane Tris(3-mercaptopropionate), Trimethylolpropane Tris(3-mercaptopropionate), >85.0%(GC), Trimethylolpropane tris(3-mercaptopropionate) 90% +(GC), TRIMETHYLOLPROPANE TRIS(3-MERCAPTOPROPI&. Offered by: GLPBio, Biosynth, TCI, Ambeed, Sigma-Aldrich. Available pack sizes: 500g, 1kg, 0,5kg, 25g, 2kg, 5kg, 100g, 100ML.