MilliporeSigma
All Photos(2)

201820

Sigma-Aldrich

Acid Red 183

Dye content 30 %

Empirical Formula (Hill Notation):
C16H11ClN4Na2O8S2 · xCr
CAS Number:
Molecular Weight:
532.84
Colour Index Number:
18800
EC Number:
PubChem Substance ID:
NACRES:
NA.47

form

powder

composition

Dye content, 30%

λmax

494 nm

ε (extinction coefficient)

2900 at 322 nm in H2O at 0.03 g/L
7500 at 244 nm in H2O at 0.03 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Cc1nn(-c2cccc(c2)S([O-])(=O)=O)c3O[Cr](O)Oc4c(cc(Cl)cc4S([O-])(=O)=O)\N=N\c13

InChI

1S/C16H13ClN4O8S2.Cr.2Na.H2O/c1-8-14(19-18-12-5-9(17)6-13(15(12)22)31(27,28)29)16(23)21(20-8)10-3-2-4-11(7-10)30(24,25)26;;;;/h2-7,22-23H,1H3,(H,24,25,26)(H,27,28,29);;;;1H2/q;;2*+1;/p-5

InChI key

AAKJXBYQACYFJH-UHFFFAOYSA-I

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1 of 4

This Item
210633306525212490
Acid Red 183 Dye content 30 %

Sigma-Aldrich

201820

Acid Red 183

Acid Red 1 Dye content 60 %

Sigma-Aldrich

210633

Acid Red 1

Basacryl Red GL Dye content 19 %

Sigma-Aldrich

306525

Basacryl Red GL

Direct Red 23 Dye content 30 %

Sigma-Aldrich

212490

Direct Red 23

composition

Dye content, 30%

composition

Dye content, 60%

composition

Dye content, 19%

composition

Dye content, 30%

λmax

494 nm

λmax

506 nm, 532 nm (2nd)

λmax

511 nm

λmax

507 nm

ε (extinction coefficient)

2900 at 322 nm in H2O at 0.03 g/L, 7500 at 244 nm in H2O at 0.03 g/L

ε (extinction coefficient)

≥17000 at 529-535 nm in water at 0.02 g/L

ε (extinction coefficient)

≥2800 at 275-285 nm in water at 0.009 g/L, ≥6000 at 506-516 nm in water at 0.009 g/L

ε (extinction coefficient)

≥15000 at 500-516 nm in water at 0.04 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

storage temp.

room temp

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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