Creatinine determination in dried urine on filter paper.
D001557:Benzenesulfonates; D003404:Creatinine / Q000652:urine*; D006801:Humans; D007231:Infant, Newborn; D008722:Methods; D008832:Microchemistry; D010209:Paper; D010851:Picrates; D012459:Salicylates; D012972:Sodium Hydroxide
D001557:Benzenesulfonates; D010851:Picrates; D012459:Salicylates; D012972:Sodium Hydroxide; C005858:picric acid; D003404:Creatinine; C003366:sulfosalicylic acid