title: Micro procedure for determination of pyrophosphate and orthophosphate.
mesh_terms: D000438:Alcohols; D011756:Diphosphates / Q000032:analysis*; D008722:Methods; D008832:Microchemistry; D008982:Molybdenum; D009711:Nucleotides / Q000032:analysis; D010710:Phosphates / Q000032:analysis*; D000644:Quaternary Ammonium Compounds; D013053:Spectrophotometry; D013447:Sulfites; D013455:Sulfur; D013997:Time Factors
chemical_list: D000438:Alcohols; D011756:Diphosphates; D009711:Nucleotides; D010710:Phosphates; D000644:Quaternary Ammonium Compounds; D013447:Sulfites; D013455:Sulfur; D008982:Molybdenum