CAS 32638-88-3 appears in our catalog under these names: Pyrogallol red, Pyrogallol Red, Pyrogallol Red [for Protein Research], >95.0%(HPLC), Pyrogallol red 98%, 3',4',5',6'-Tetrahydroxyspiro[benzo[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide, 98%, 98%. Offered by: GLPBio, Chemat, TCI, Ambeed, Roth. Available pack sizes: 1g, 5g, 10g, 250mg, 25g, 250 mg, 500 mg, 1 g.