Naphthol green B / acid green O / acid green I / pigment green / mordant grass green

English name：Naphthol green B；Acid green 1；Green PL；1-Nitroso-2-naphthol-6-sodium sulfonate ferric salt；Naphthol green；C.I. 10020  

Other names: acid green o; Acid green I; Pigment green; Mordant grass green; 1-nitroso-2-naphthol iron Lake; 1-nitroso-2-naphthol-6-sulfonic acid sodium iron salt; Solarization Green B; Naphthol green BN; Trisodium [5,6-dihydro-5 - (hydroxyimino) - 6-oxo-2-naphthalene sulfonic acid (2 -) - N5, O6] ferritic acid (III)

CAS No.: 19381-50-1

C30H15FeN3Na3O15S3=878.47

Grade: BS

Biological staining test: qualified

Physicochemical properties: dark green powder. It is yellow green solution dissolved in water and decomposes after long-term storage. The maximum absorption wavelength is 714nm. LD50 (mice, intravenous) 460mg / kg

Purpose: biochemical research. Biological staining; Complexation indicator for determination of magnesium. Naphthol green B can form a mixed indicator KB indicator with acid chrome blue K to make its color change more sensitive, from purple red to blue green

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