Tiger red / Rose Red / tetrachlorothiodofluorescein / Bengal red / Bengal rose red B / Rose Bengal

English Name: Rose Bengal; Acid Red 94

Other names: rose red; Tetrachlorothiodofluorescein; Bengal red; Bengal rose red; Bengal rose red B; Acid red 94

CAS No.: 632-69-9

C20H2Cl4I4Na2O5=1017.64

Level: br

Content: ≥ 60.0%

Grade: high purity

Content: ≥ 80.0%

Water dissolution test: acceptable

Dyeing test: qualified

Physicochemical properties: brownish red or blue red powder. Soluble in water, the aqueous solution is blue red and brown in sulfuric acid medium

Purpose: biochemical research. It is used as an adsorption indicator and a biological stain for silver measurement

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