ERYTHROSINE B For Microscopy

C.I.No.45430 It is used as a food colouring, in printing inks, as a biological stain, a dental plaque disclosing agent and a radiopaque medium.
 Red No. 3, Solvent Red 140, Acid Red 51, FD&C #3 C.I. Food Red 14; 3',6'-Dihydroxy-2',4',5',7'-tetraiodospiro[isobenzofuran-1(3H0,9'-[9H]xanthen]-3-one disodium salt

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Article No.
03700
Grade
For Microscopy
Purity
80%
CAS No.
16423-68-0
Molecular Formula
C20H6I4Na2O5
Molecular Weight
879.84
H.S. Code
3204.9000
Shelf Life
60 Months
MSDS
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Certificate of Analysis (COAs)
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
Dark red
Melting point/ Freezing point [°C]
303 °C
Solubility in water [% weight]
Soluble in water

Packings

  • 1PB1200060

    25 g (00025)

  • 1PB1201250

    500 g (00500)

  • 1PB1200200

    100 g (00100)

 

Specifications

Appearance Dark red coloured powder
Dye content Min 80%
Absorption maxima 524 - 527 nm
Specific Absorptivity A 1%/1cm (λmax; 0.005 g/l; water) 930 - 1170
Loss on drying (at 110°C) Max 10.0%

Safety Information and Hazard Symbols

Exclamation Mark
Symbol: GHS07
 Signal Word: Warning
 Hazardous Statement: H302-H413
 Precaution Statement: P273 - P301 + P312 + P330
Revision Date : 12-Jul-2021
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