- Synonyms: 3,3',5,5'-Tetrabromo-m-cresolsulfonphthalein, BCGr- C21H14Br4O5Sr- M = 698,04 g/molr- CAS [76-60-8]r- EINECS-No.: 200-972-8r- GHS-P sentences: P280 - P264 - P305+P351+P338 - P337+P313r- Tariff number: 2934 99 90 90r- Applications: analytical chemistry, indicator.rrSPECIFICATIONSrpH range (yellow to blue): 3, 6 - 5,4 rr