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4-amino-5-hydroxynaphthalene-2,7-disulphonic acid

CAS 90-20-0 · C10H9NO7S2
Hazard class
Danger — Corrosive, Irritant / harmful
Pictograms
CorrosiveIrritant / harmful
H-statements
  • H302 Harmful if swallowed
  • H332 Harmful if inhaled
  • H314 Causes severe skin burns and eye damage
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation
Synonyms
201-975-7 · 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid · H acid · 1-Amino-8-naphthol-3,6-disulfonic acid · 1-Naphthol-8-amino-3,6-disulfonic acid · C.I. 35570 · 4WUM31ES4U · SULFONPHTHOL
Molecular weight
319.3 g/mol
Browse similar
Corrosive · Irritant / harmful
Data source
Aggregated classification PubChem · REACH-registered
GHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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