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CAS RN: 2611-82-7 | Product Number: N0309

Acid Red 18

Purity: >85.0%(E)
  • New Coccine
  • Ponceau 4R
  • Scarlet 3R
≥20  ≥20 

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Product Number N0309
Purity / Analysis Method >85.0%(E)
Molecular Formula / Molecular Weight C__2__0H__1__1N__2Na__3O__1__0S__3 = 604.46  
Physical State (20 deg.C) Solid
CAS RN 2611-82-7
Reaxys Registry Number 7245331
PubChem Substance ID 87573667
Colour Index 16255
MDL Number


Appearance Dark red powder to crystal
Purity(UV-vis method) min. 85.0 %
Lambda max. 506.0 to 510.0 nm(0.02mol/L AcONH4 sol.)
Properties (reference)
Maximum Absorption Wavelength 508(0.02mol/L AcONH4 sol.) nm
Related Laws:
EC Number 220-036-2
RTECS# QJ6530000
Transport Information:
HS Number 3204120090
PubMed Literature

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