https://www.dbpex.org/shop/112-56-fam-se-5-and-6-carboxyfluorescein-succinimidyl-ester-cas-117548-22-8-1-g-23618
5(6)-FAM, SE [5-(and-6)-Carboxyfluorescein, succinimidyl ester] *CAS 117548-22-8* - 1 g | Dbpex
https://www.i-asr.com/shop/110-56-fam-se-5-and-6-carboxyfluorescein-succinimidyl-ester-cas-117548-22-8-25-mg-23617
5(6)-FAM, SE [5-(and-6)-Carboxyfluorescein, succinimidyl ester] *CAS 117548-22-8* - 25 mg | I asr