Carmine / vermilion / magenta / carmine vermilion /carmine Lake
Item No.： SR0018
Store at： RT，Keep away from li
English name：Carmine；Alum lake of carminic acid；Cochineal；Nacarat；Natural Red 4 ；7-beta-D-Glucopyranosyl-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-anthracene-2-carboxylic acid
Other names: vermilion; Magenta; Cochineal vermilion; 7- β- D-glucopyranosyl-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-anthracene-2-carboxylic acid; Cochineal powder; Magenta Lake; Magenta acid Lake
CAS No.: 1390-65-4
C88H72O52AI2Ca3?4H2O=2206
Grade: for microcopy
Content: ≥ 85.0%
Identification: qualified
Physicochemical properties: bright red powder or flake, easy to grind into powder. It is an aluminum calcium lake of carmine acid, which is soluble in borax solution, and also soluble in alkali metal hydroxide or carbonate to form a dark red solution. It is partially soluble in hot water and almost insoluble in cold water or dilute acid
Purpose: biochemical research. Preparation of carminic acid; Whole staining in embryology; Nuclear staining; Titrating ammonia solution indicator; Microanalysis; Fluorescence analysis; Dye, food coloring, etc
Save: RT, protected from light
