Arsenazo I and tetramethylmurexide as optical calcium indicators.
D001150:Arsenazo III; D001391:Azo Compounds; D001463:Barbiturates; D002118:Calcium / Q000032:analysis*; D004396:Coloring Agents; D006863:Hydrogen-Ion Concentration; D008433:Mathematics; D009114:Murexide / Q000031:analogs & derivatives; D009994:Osmolar Concentration; D013053:Spectrophotometry; D013816:Thermodynamics
D001391:Azo Compounds; D001463:Barbiturates; D004396:Coloring Agents; D001150:Arsenazo III; C026042:tetramethylmurexide; D009114:Murexide; C035803:arsenazo I; D002118:Calcium