title: Determination of glucose, urea and penicillin using enzyme--pH-electrodes.
mesh_terms: D000178:Acrylamides; D002476:Cellophane; D004355:Drug Stability; D004566:Electrodes; D005069:Evaluation Studies as Topic; D005782:Gels; D005947:Glucose / Q000032:analysis*; D005949:Glucose Oxidase; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008722:Methods; D010405:Penicillinase; D010406:Penicillins / Q000032:analysis*; D013997:Time Factors; D014508:Urea / Q000032:analysis*; D014510:Urease
chemical_list: D000178:Acrylamides; D005782:Gels; D010406:Penicillins; D014508:Urea; D002476:Cellophane; D005949:Glucose Oxidase; D014510:Urease; D010405:Penicillinase; D005947:Glucose