| Acid, nitrous and nitrosonaphthol, 5-hydroxyindole acetic acid/serotonin / Chromatographic/fluorometric method, catecholamines | 19 | — |
| Acid, phosphoric-tungstic (spectrophotometric), chloride / Bathophenanthroline, colorimetry, iron (non-heme) | 15 | — |
| Alkaline picrate, colorimetry, creatinine / Mercuric thiocyanate, colorimetry, chloride | 13 | — |
| Enzymatic esterase--oxidase, cholesterol | 34 | — |
| Enzymatic method, ammonia | 16 | — |
| Fluorometric measurement, porphyrins | 26 | — |
| Phosphomolybdate (colorimetric), inorganic phosphorus / Titrimetric, fatty acids | 10 | — |
| Radioimmunoassay, cholyglycine, bile acids | 6 | — |
| System, test, oxalate | 15 | — |
| Titrimetric with edta and indicator, calcium / Azo dye, calcium | 25 | — |