| potassium hydroxide | KOH;a strong, penetrating caustic. Synonym: caustic potash. (05 Mar 2000) |
|---|---|
| hydroxide | <chemistry> A hydrate; a substance containing hydrogen and oxygen, made by combining water with an oxide, and yielding water by elimination. The hydroxides are regarded as compounds of hydroxyl, united usually with basic element or radical; as, calcium hydroxide ethyl hydroxide. Origin: Hydro-, 2 + oxide. Source: Websters Dictionary (01 Mar 1998) |
| sodium hydroxide | <chemical> A highly caustic substance that is used to neutralise acids and make sodium salts. Pharmacological action: caustics, pharmaceutic aid. Chemical name: Sodium hydroxide (Na(OH)) (12 Dec 1998) |
| ferric hydroxide | Hydrated iron oxide;a compound previously used, freshly prepared, as an antidote to arsenic poisoning. (05 Mar 2000) |
| lead hydroxide stain | <technique> A stain for electron microscopy; after aldehyde fixation, alkaline lead hydroxide preferentially stains RNA, but after OsO4 fixation, it reacts largely with osmium in tissues to give a general stain; in addition to binding to cytomembranes, it also stains carbohydrates (e.g., glycogen). (05 Mar 2000) |
| agar-gel reaction | <immunology> The reaction between an antibody and an antigen during an immunology lab procedure where the two are allowed to diffuse toward each other through an agar-gel medium. Lines of precipitation form in the places on the gel where the two react with each other and shows where the reaction has occurred. (09 Oct 1997) |
| agarose gel electrophoresis | <procedure> A type of electrophoresis that uses a matrix of highly purified agar to separate large nucleotides in size. (06 May 1997) |
| aluminum | <chemical> Aluminum. An extremely light, whitish, lustrous metallic element, atomic number 13, and atomic weight 26.982. Aluminum compounds are used chiefly for their antacid and astringent properties. Chemical name: Aluminum (12 Dec 1998) |
| aluminum acetate | Used as a disinfectant by embalmers; proposed as desiccant and deodorant powder for eczema and chronic skin ulcers. (05 Mar 2000) |
| aluminum acetotartrate | Basic aluminum acetate (70%) and tartaric acid (30%); antiseptic. (05 Mar 2000) |
| aluminum acetylsalicylate | An analgesic and antipyretic. Synonym: aluminum acetylsalicylate. (05 Mar 2000) |
| aluminum ammonium sulfate | AlNH4(SO4)2;an astringent. (05 Mar 2000) |
| aluminum aspirin | An analgesic and antipyretic. Synonym: aluminum acetylsalicylate. (05 Mar 2000) |
| aluminum bismuth oxide | A gastric antacid. Synonym: aluminum bismuth oxide. (05 Mar 2000) |
| aluminum breakthrough | <radiology> 10 ug Al / ml, colourimetric indicator paper, need not test every elution, why? Al can screw up radioTreatment preparation, ** Tc-SC will clump to sticks in lungs (12 Dec 1998) |