Antipyrylazo III, a "middle range" Ca2+ metallochromic indicator.
D000818:Animals; D001391:Azo Compounds; D001692:Biological Transport; D002118:Calcium / Q000032:analysis / Q000378:metabolism*; D002417:Cattle; D002837:Chromaffin Granules / Q000378:metabolism; D004912:Erythrocytes / Q000378:metabolism; D006801:Humans; D007202:Indicators and Reagents; D008930:Mitochondria, Liver / Q000378:metabolism; D009282:Naphthalenesulfonates; D011817:Rabbits; D051381:Rats; D012519:Sarcoplasmic Reticulum / Q000378:metabolism; D013053:Spectrophotometry
D001391:Azo Compounds; D007202:Indicators and Reagents; D009282:Naphthalenesulfonates; C016238:antipyrylazo III; D002118:Calcium