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CAS RN: 4680-78-8 | Product Number: G0176

Acid Green 3

  • Acid Green B
  • Guinea Green B
  • Pontacyl Green B
1   ≥20 

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Product Number G0176
Molecular Formula / Molecular Weight C__3__7H__3__5N__2NaO__6S__2 = 690.80  
Physical State (20 deg.C) Solid
CAS RN 4680-78-8
Reaxys Registry Number 7280367
PubChem Substance ID 87570368
Merck Index (14) 4575
Colour Index 42085
MDL Number


Appearance Red to Dark blue to Black powder to crystal
Lambda max. 617.0 to 621.0 nm(0.02mol/L AcONH4 sol.)
Absorbance(E1%1cm) min. 600(0.02mol/L AcONH4 sol., 617.0 to 621.0 nm)
Properties (reference)
Melting Point 255 °C(dec.)
Maximum Absorption Wavelength 619(0.02mol/L AcONH4 sol.) nm
Solubility in water Soluble
Solubility (slightly sol. in) Ethanol
Related Laws:
EC Number 225-132-8
RTECS# BQ4375000
Transport Information:
HS Number 3204120090
PubMed Literature

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