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Erythrosin extra bluish

SIGMA/45690 - for microscopy (Bact., Hist.), adsorption and fluorescent indicator

Synonym: 2′,4′,5′,7′-Tetraiodofluorescein disodium salt; Acid Red 51; Iodoeosin

CAS Number: 16423-68-0
Empirical Formula (Hill Notation): C20H6I4Na2O5
Molecular Weight: 879.86
EC Number: 240-474-8
MDL Number: MFCD00144257
Linear Formula: C20H6I4Na2O5
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-45690-10G-F 10 g
$35.00
1/EA
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45-45690-50G-F 50 g
$124.00
1/EA
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form solid
grade adsorption and fluorescent indicator
  for microscopy (Bact., Hist.)
InChI 1S/C20H8I4O5.2Na/c21-11-5-9-17(13(23)15(11)25)28-18-10(6-12(22)16(26)14(18)24)20(9)8-4-2-1-3-7(8)19(27)29-20;;/h1-6,25-26H;;/q;2*+1/p-2
InChI key RAGZEDHHTPQLAI-UHFFFAOYSA-L
Quality Level 100 
SMILES string [Na+].[Na+].[O-]c1c(I)cc2c(Oc3c(I)c([O-])c(I)cc3C24OC(=O)c5ccccc45)c1I
technique(s) titration: suitable
General description: Erythrosin extra bluish is a brown color powder, that is soluble in ethanol and water. Its pH ranges from 2.5 to 4. It is used in color filters, light emitting diodes, cosmetics, hair dyes etc. It has several biological applications like detecting gene expression, treating age related macular degeneration, diabetes, obesity etc.
Symbol GHS07  GHS07
Signal word Warning
Hazard statements H302 - H413
Precautionary statements P301 + P312 + P330
Hazard Codes Xn
Risk Statements 22
Safety Statements 36
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) 359.6 °F - closed cup
Flash Point(C) 182 °C - closed cup
Colour Index Number 45430
UNSPSC 12171500

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