Synonym(s): 1,8-Dihydroxy-2-(4-sulfophenylazo)naphthalene-3,6-disulfonic acid trisodium salt; 2-(4-Sulfophenylazo)-1,8-dihydroxy-3,6-naphthalene disulfonic acid trisodium salt; 2-(4-Sulfophenylazo)chromotropic acid trisodium salt; SPADNS
Empirical Formula: C16H9N2Na3O11S3
Linear Formula: C16H9N2Na3O11S3
Formula Weight: 570.41
MDL Number: MFCD00003952
Purity: ≥80%
Safety Statements (Europe): 26-36
Signal Word: Warning
Hazard statements: H315-H319-H335
Precautionary statements: P261-P305 + P351 + P338