Eosin Y disodium salt
- Synonym:Acid Red 87, Eosin Y,Eosine, Tetrabromofluorescein sodium salt, C.I. 45380, Eosin yellowish
- Molecular Formula:C20H6Br4Na2O5
- Molecular Weight:691.86
Fluorescein sodium salt
- Synonym:Uranine, Acid Yellow 73, D&C;Yellow No. 8, NaFl, NaFluo, Sodium fluorescein, C.I. 45350
- Molecular Formula:C20H10Na2O5
- Molecular Weight:376.28
Thymolphthalein
- Synonym:5′,5′′-Diisopropyl-2′,2′′-dimethylphenolphthalein
- Molecular Formula:C28H30O4
- Molecular Weight:430.54
o-Cresolphthalein
- Synonym:3,3-bis(4-hydroxy-m-tolyl)phthalide
- Molecular Formula:C22H18O4
- Molecular Weight:346.38
Fluorescein
- Synonym: Acid Yellow 73, C.I. 45350:1
- Molecular Formula:C20H12O5
- Molecular Weight:332.31