A8891
Arsenazo III sodium salt
suitable for determination of micromolar amounts of calcium (colorimetric)
Synonym(s):
2,2′-(1,8-Dihydroxy-3,6-disulfo-2,7-naphthalene-bis[azo])dibenzenearsonic acid
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About This Item
Empirical Formula (Hill Notation):
C22H18As2N4O14S2 · xNa+
CAS Number:
Molecular Weight:
776.37 (free acid basis)
UNSPSC Code:
12352200
MDL number:
cation traces
Ca: <0.05 μmol/mg (<0.2% w/w)
suitability
suitable for determination of micromolar amounts of calcium (colorimetric)
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