| roche alum | <chemistry> A kind of alum occuring in small fragments; so called from Rocca, in Syria, whence alum is said to have been obtained; also called rock alum. Source: Websters Dictionary (01 Mar 1998) |
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| chrome alum | The sulfate of chromium and potassium; used as a mordant in histologic staining. (05 Mar 2000) |
| chrome alum haematoxylin-phloxine stain | <technique> A stain used to demonstrate pancreatic islet cells; alpha cells appear red, beta cells blue or unstained. (05 Mar 2000) |
| whey alum | An astringent and styptic preparation made by boiling alum (1 oz.) in milk (10 oz.). (05 Mar 2000) |
| potassium alum | AlK(SO4)2;an astringent and styptic; also used in veterinary medicine for ulcerative stomatitis, leukorrhoea, and conjunctivitis. Synonym: potassium alum. (05 Mar 2000) |
| dried alum | Alum deprived of its water of crystallization by heat; an astringent dusting powder. Synonym: burnt alum. (05 Mar 2000) |
| iron alum | An astringent and styptic. Synonym: ammonium ferric sulfate, ferric alum, iron alum. (05 Mar 2000) |
| Einarson's gallocyanin-chrome alum stain | <technique> A method for staining both RNA and DNA a deep blue; with proper controls, nucleic acid content of stained cells and nuclei may be estimated by cytophotometry; also useful for Nissl substance. (05 Mar 2000) |
| exsiccated alum | Alum heated to complete dryness; a local astringent. (05 Mar 2000) |
| ferric alum | An astringent and styptic. Synonym: ammonium ferric sulfate, ferric alum, iron alum. (05 Mar 2000) |