title: Metal contaminants in commercial preparations of nucleotides.
mesh_terms: D000227:Adenine Nucleotides / Q000592:standards*; D000244:Adenosine Diphosphate / Q000032:analysis; D000249:Adenosine Monophosphate / Q000032:analysis; D000255:Adenosine Triphosphate / Q000032:analysis; D000535:Aluminum / Q000032:analysis / Q000494:pharmacology; D001391:Azo Compounds / Q000032:analysis; D001464:Barium / Q000032:analysis; D003300:Copper / Q000032:analysis; D006160:Guanosine Triphosphate / Q000032:analysis; D006593:Hexokinase / Q000037:antagonists & inhibitors; D008274:Magnesium / Q000032:analysis; D008670:Metals / Q000032:analysis*; D009282:Naphthalenesulfonates / Q000032:analysis; D013057:Spectrum Analysis / Q000379:methods
chemical_list: D000227:Adenine Nucleotides; D001391:Azo Compounds; D008670:Metals; D009282:Naphthalenesulfonates; C007618:Eriochrome Blue SE; D001464:Barium; D000249:Adenosine Monophosphate; D000244:Adenosine Diphosphate; D003300:Copper; D006160:Guanosine Triphosphate; D000255:Adenosine Triphosphate; D000535:Aluminum; D006593:Hexokinase; D008274:Magnesium