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CAS RN: 81-88-9 | Product Number: R0040

Rhodamine B

Purity: >95.0%(HPLC)
  • Basic Violet 10
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Product Number R0040
Purity / Analysis Method >95.0%(HPLC)
Molecular Formula / Molecular Weight C__2__8H__3__1ClN__2O__3 = 479.02 
Physical State (20 deg.C) Solid
CAS RN 81-88-9
Reaxys Registry Number 4091619
PubChem Substance ID 87575610
SDBS (AIST Spectral DB) 15673
Merck Index (14) 8183
Colour Index 45170
MDL Number


Appearance Yellow to Brown to Dark green powder to lump
Purity(HPLC) min. 95.0 area%
Lambda max. 552.0 to 556.0 nm(H2O)
Absorbance(E1%1cm) min. 2000(H2O, 552.0 to 556.0 nm)
Properties (reference)
Melting Point 211 °C(dec.)
Maximum Absorption Wavelength 554(H2O) nm
Solubility in water Completely soluble
Solubility (very soluble in) Alcohol
Solubility (soluble in) Benzene
Solubility (slightly sol. in) Acetone
Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H302 : Harmful if swallowed.
H318 : Causes serious eye damage.
H317 : May cause an allergic skin reaction.
H412 : Harmful to aquatic life with long lasting effects.
Precautionary Statements P261 : Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P273 : Avoid release to the environment.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P333 + P313 : If skin irritation or rash occurs: Get medical advice/ attention.
P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor.
Related Laws:
EC Number 201-383-9
RTECS# BP3675000
Transport Information:
HS Number 3204900090
PubMed Literature

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