Secretin, porcine TFA (Porcine secretin TFA) is a 27-amino acid peptide, acting on pancreatic acinar cells and ductal epithelial cells stimulating the production of bicarbonate rich fluid.Secretin porcine stimulates pancreatic and gastric secretions to aid in the diagnosis of pancreatic exocrine dysfunction and the diagnosis of gastrinoma.

[pSer2, pSer5, pSer7]-CTD (TFA) is a substrate for CDK7(cyclin-dependent protein kinase), a phosphorylated polypeptide at ser2, ser5, and ser7 of RNA polymerase II carboxyl terminus (CTD).

Sarafloxacin hydrochloride is a hydrochloride salt form of sarafloxacin which is a quinolone antibiotic drug.