Arsenazo III is used for the determination of Ca2+ in micromolar amounts, to investigate calcium transport in permeabilized cells and for the determination of serum calcium. Spectrophotometric reagent for U, Th, Zr and other metals. Indicator for the precipitation titration of SO4 with Ba. Synonyms: 3,6-Bis[2-(2-arsonophenyl)diazenyl]-4,5-dihydroxy-2,7-naphthalenedisulfonic Acid, 2,7-Bis(2,2-arsonophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonic Acid, 2,7-Bis(2-arsonophenylazo)-1,8-dihydroxy-3,6-naphthalenedisulfonic Acid, NSC 91528, 2,2-(1,8-Dihydroxy-3,6-disulfo-2,7-naphthylenebisazo)di-benzenearsonic Acid, 3,6-Bis[(o-arsonophenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic Acid CAS No: 776.37 Molecular Formula: C22H18As2N4O14S2 Molecular Weight: 776.37 Appearance: Dark brown solid Purity: 96% (Titration) Calcium (Ca): 0.1% Sensitivity: To pass test Loss on Drying: 5% lambda max: 535-545nm Storage: RT
Molekulargewicht:
776.37
Reinheit:
96% (Titration)
Formulierung:
Dark brown solid
CAS Nummer:
[1668-00-4]
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