Alizarin/1,2-Dihydroxy anthraquinone /C.I. 58000/Mordant Red 11 /Alizarin Red

English name：Alizarin；1,2-Dihydroxy anthraquinone；C.I. 58000；Mordant Red 11；Alizarin Red；Dihydroxy-9,10-anthracenedione；1,2-Dihydroxy-9,10-anthracenedione

Other names: 1,2-dihydroxyanthraquinone; 1,2-dihydroxy-9,10-anthracenedione; Acid mordant red B; Acid mordant red 11; Alizarin; Mordant red 11 

CAS No.: 72-48-0 

c14h8o4 = 240.21

Grade: IND 

PH color change range: 5.8 (yellow) ～ 7.2 (purple)

Sensitivity test: acceptable

Ethanol dissolution test: acceptable

Burning residue: ≤ 3.0%

Physicochemical properties: orange red crystal or brown yellow powder. It is easily soluble in hot methanol and ether at 25 ℃, soluble in benzene, toluene, xylene, pyridine, carbon disulfide, glacial acetic acid and 300 parts of boiling water, and slightly soluble in ethanol. The aqueous solution dissolved in alkali is blue but has no fluorescence. Sublimation at 110 ℃ (0.27kpa). Melting point: 290 ℃. Boiling point 430 ℃. LD50 (mouse, abdominal cavity) 500mg / kg

Purpose: biochemical research. Acid base indicator (0.5% solution). As a drip reagent for aluminum, indium, mercury, zinc and zirconium. Staining agents for staining nerve tissue and protozoa in vivo

Saving: RT