Fast blue salt B can detect phenylketonuria and tyrosinaemia in addition to methylmalonic acidaemia.
D004396:Coloring Agents; D003979:Diazonium Compounds; D006801:Humans; D008314:Malonates / Q000097:blood*; D008764:Methylmalonic Acid / Q000097:blood*; D010661:Phenylketonurias / Q000175:diagnosis*; D013194:Staining and Labeling; D014443:Tyrosine / Q000097:blood*
D004396:Coloring Agents; D003979:Diazonium Compounds; D008314:Malonates; D014443:Tyrosine; D008764:Methylmalonic Acid