{"query": "Potassium (K) — element 19", "count": 20, "results": [{"id": "card_ref_el_019", "title": "Potassium (K) — element 19", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 19. Symbol K. Standard atomic weight 39.0983. The potassium atom carries 19 protons in its nucleus; its place in the periodic table is fixed by that count. Verified reference data.", "authority_tier": "reference", "source": "Verified reference — chemistry", "generated": false}, {"id": "card_theory_nutrient_cycling_agronomy", "title": "Nutrient cycling & agronomy (NPK, evapotranspiration)", "shelf": "theories", "surface": "secular", "snippet": "Nutrient cycling & agronomy (NPK, evapotranspiration) — an engine domain that can touch it: soil_science. Calibration: seals — nutrient budgets and ET rates compute. Elements cycle between soil, plant", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_law_of_the_minimum", "title": "Liebig's law of the minimum (what actually limits growth)", "shelf": "theories", "surface": "secular", "snippet": "Liebig's law of the minimum (what actually limits growth) — an engine domain that can touch it: soil_science. Calibration: seals — nutrient ratios and deficiency thresholds compute. Growth is limited ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_theory_neuroscience", "title": "Neurons & the action potential (how a nerve carries a signal)", "shelf": "theories", "surface": "secular", "snippet": "Neurons & the action potential (how a nerve carries a signal) — an engine domain that can touch it: medicine. Calibration: seals — conduction velocities, membrane potentials and Nernst equilibria comp", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "generated": false}, {"id": "card_src_drug_potassium_phosphate_monobasic_potassium_phosphate_dibasic", "title": "Potassium Phosphate, Monobasic Potassium Phosphate, Dibasic", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Phosphate, Monobasic Potassium Phosphate, Dibasic: a HUMAN PRESCRIPTION DRUG, injection, solution, concentrate given by the intravenous route. Pharmacologic class: Increased Large Intestinal", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_phosphate_monobasic_potassium_phosphate_dibasic_injection", "title": "Potassium Phosphate, Monobasic Potassium Phosphate, Dibasic Injection,", "shelf": "medicine", "surface": "secular", "snippet": "potassium phosphate, monobasic potassium phosphate, dibasic injection,: a HUMAN PRESCRIPTION DRUG, solution, concentrate given by the intravenous route. Pharmacologic class: Increased Large Intestinal", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_calcium_fluoride_tribasic_calcium_phosphate_calcium_sulfate_anhydrous_ferrous_phosphate_potassium_chloride_potassium_sulfate_magnesium_phosphate_dibasic_sodium_phosphate_dibasic_sodium_sulfate_and_silicon_dioxide", "title": "Calcium Fluoride, Tribasic Calcium Phosphate, Calcium Sulfate Anhydrous,Ferrous Phosphate,Potassium Chloride,Potassium Sulfate,Magnesium Phosphate, Dibasic,Sodium Phosphate, Dibasi", "shelf": "medicine", "surface": "secular", "snippet": "CALCIUM FLUORIDE, TRIBASIC CALCIUM PHOSPHATE, CALCIUM SULFATE ANHYDROUS,FERROUS PHOSPHATE,POTASSIUM CHLORIDE,POTASSIUM SULFATE,MAGNESIUM PHOSPHATE, DIBASIC,SODIUM PHOSPHATE, DIBASIC,SODIUM SULFATE and", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_phosphates_in_sodium_chloride", "title": "Potassium Phosphates In Sodium Chloride", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Phosphates in sodium chloride: a HUMAN PRESCRIPTION DRUG, injection given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Increased Large Intestinal ", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_calcium_fluoride_silicon_dioxide_tribasic_calcium_phosphate_calcium_sulfate_anhydrous_ferrosoferric_phosphate_potassium_chloride_dibasic_potassium_phosphate_potassium_sulfate_magnesium_phosphate_dibasic_trihydrate_sodium_phosphate_dibasic_heptahydrate_sodium_chloride_and_sodium_sulfate", "title": "Calcium Fluoride, Silicon Dioxide, Tribasic Calcium Phosphate, Calcium Sulfate Anhydrous, Ferrosoferric Phosphate, Potassium Chloride, Dibasic Potassium Phosphate, Potassium Sulfat", "shelf": "medicine", "surface": "secular", "snippet": "Calcium fluoride, Silicon dioxide, Tribasic calcium phosphate, Calcium sulfate anhydrous, Ferrosoferric phosphate, Potassium chloride, Dibasic potassium phosphate, Potassium sulfate, Magnesium phospha", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_sodium_lactate_potassium_chloride_magnesium_chloride_monobasic_potassium_phosphate_sodium_chloride_and_dextrose_monohydrate", "title": "Sodium Lactate, Potassium Chloride, Magnesium Chloride, Monobasic Potassium Phosphate, Sodium Chloride And Dextrose Monohydrate", "shelf": "medicine", "surface": "secular", "snippet": "Sodium Lactate, Potassium Chloride, Magnesium Chloride, Monobasic Potassium Phosphate, Sodium Chloride and Dextrose monohydrate: a HUMAN PRESCRIPTION DRUG, injection given by the intravenous route. Ph", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_phosphate", "title": "Potassium Phosphate", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Phosphate: a HUMAN PRESCRIPTION DRUG, injection, solution given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Increased Large Intestinal Motility [", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_phosphates", "title": "Potassium Phosphates", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Phosphates: a HUMAN PRESCRIPTION DRUG, injection, solution given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Increased Large Intestinal Motility ", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_dextrose_sodium_acetate_potassium_chloride_magnesium_chloride_and_potassium_phosphate_dibasic", "title": "Dextrose, Sodium Acetate, Potassium Chloride, Magnesium Chloride, And Potassium Phosphate, Dibasic", "shelf": "medicine", "surface": "secular", "snippet": "Dextrose, Sodium Acetate, Potassium Chloride, Magnesium Chloride, and Potassium Phosphate, Dibasic: a HUMAN PRESCRIPTION DRUG, injection, solution given by the intravenous route. Pharmacologic class: ", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_sodium_chloride_potassium_chloride_magnesium_sulfate_sodium_phosphate_and_potassium_phosphate", "title": "Sodium Chloride, Potassium Chloride, Magnesium Sulfate, Sodium Phosphate, And Potassium Phosphate", "shelf": "medicine", "surface": "secular", "snippet": "sodium chloride, potassium chloride, magnesium sulfate, sodium phosphate, and potassium phosphate: a HUMAN PRESCRIPTION DRUG, irrigant given by the irrigation route. Pharmacologic class: Calculi Disso", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_word_potassium_chloride", "title": "potassium chloride", "shelf": "dictionary", "surface": "secular", "snippet": "potassium chloride: (noun) salt of potassium (KCl) (trade names K-Dur 20, Kaochlor and K-lor and Klorvess and K-lyte); taken in tablet form to treat potassium deficiency — syn: potassium muriate, pota", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_word_potassium_muriate", "title": "potassium muriate", "shelf": "dictionary", "surface": "secular", "snippet": "potassium muriate: (noun) salt of potassium (KCl) (trade names K-Dur 20, Kaochlor and K-lor and Klorvess and K-lyte); taken in tablet form to treat potassium deficiency — syn: potassium chloride, pota", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "generated": false}, {"id": "card_src_drug_potassium_chloride_oral", "title": "Potassium Chloride Oral", "shelf": "medicine", "surface": "secular", "snippet": "POTASSIUM CHLORIDE ORAL: a HUMAN PRESCRIPTION DRUG, solution given by the oral route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Inhibition Large Intestine Fluid/Electrolyte Absorp", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_chloride_dextrose_monohydrate", "title": "Potassium Chloride, Dextrose Monohydrate", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Chloride, Dextrose Monohydrate: a HUMAN PRESCRIPTION DRUG, injection, solution given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Inhibition Large", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_dextrose_and_potassium_chloride", "title": "Dextrose And Potassium Chloride", "shelf": "medicine", "surface": "secular", "snippet": "DEXTROSE and POTASSIUM CHLORIDE: a HUMAN PRESCRIPTION DRUG, solution given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Inhibition Large Intestine Fluid/Ele", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}, {"id": "card_src_drug_potassium_chloride_and_dextrose_monohydrate", "title": "Potassium Chloride And Dextrose Monohydrate", "shelf": "medicine", "surface": "secular", "snippet": "Potassium Chloride and Dextrose Monohydrate: a HUMAN PRESCRIPTION DRUG, injection, solution given by the intravenous route. Pharmacologic class: Increased Large Intestinal Motility [PE]; Inhibition La", "authority_tier": "reference", "source": "openFDA / FDA NDC Directory (public domain)", "generated": false}]}