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CAS RN: 130-13-2 | Product Number: A0353

Sodium 4-Amino-1-naphthalenesulfonate Tetrahydrate

Purity: >95.0%(N)
  • Naphthionic Acid Sodium Salt Tetrahydrate
  • 1-Naphthylamine-4-sulfonic Acid Sodium Salt Tetrahydrate
  • 4-Amino-1-naphthalenesulfonic Acid Sodium Salt Tetrahydrate
  • Sodium Naphthionate Tetrahydrate
  • Sodium 1-Naphthylamine-4-sulfonate Tetrahydrate
6   14  

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Product Number A0353
Purity / Analysis Method >95.0%(N)
Molecular Formula / Molecular Weight C__1__0H__8NNaO__3S·4H__2O = 317.29  
Physical State (20 deg.C) Solid
Condition to Avoid Light Sensitive,Air Sensitive,Hygroscopic
CAS RN 130-13-2
Reaxys Registry Number 3784871
PubChem Substance ID 87562001
SDBS (AIST Spectral DB) 2667
Merck Index (14) 6403
MDL Number


Appearance White to Gray to Brown powder to crystal
Purity(Volumetric Analysis) min. 95.0 %
Water 20.0 to 25.0 %
Properties (reference)
Pictogram Pictogram
Signal Word Warning
Hazard Statements H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
Related Laws:
EC Number 204-975-5
Transport Information:
HS Number 2921450090
PubMed Literature

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