for spectrophotometric det. of alkaline earth metals
Synonym(s): Bis(4-chloro-2-phosphonobenzolazo)chromotropic acid
Empirical Formula: C22H16Cl2N4O14P2S2
Formula Weight: 757.36
Linear Formula: C22H16Cl2N4O14P2S2
MDL Number: MFCD00042698
Beilstein Registry Number: 2934871