CAS 1072-71-5 appears in our catalog under these names: 2,5-Dimercapto-1,3,4-thiadiazole, 5 kg, Bismuthiol I, 2,5-Dimercapto-1,3,4-thiadiazole, 97% (dry wt.), water <3% , 2,5-Dimercapto-1,3,4-thiadiazole, Bismuthiol, >98.0%(T). Offered by: Roth, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth, TCI. Available pack sizes: 5kg, 100g, 500g, 50g, 250g, 1kg, 0,5kg, 25g.