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Key Documents

Safety Information

75400

Sigma-Aldrich

Orange G solution

alcoholic, for the colorimetric method according to Papanicolaou

Synonym(s):

OG-6

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About This Item

EC Number:
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:

form

liquid

density

0.80 g/mL at 20 °C

λmax

0.785-0.814 at 493-503  nm in ethanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Oc1ccc2cc(cc(c2c1\N=N\c3ccccc3)S([O-])(=O)=O)S([O-])(=O)=O

InChI

1S/C16H12N2O7S2.2Na/c19-13-7-6-10-8-12(26(20,21)22)9-14(27(23,24)25)15(10)16(13)18-17-11-4-2-1-3-5-11;;/h1-9,19H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-17+;;

InChI key

HSXUHWZMNJHFRV-QIKYXUGXSA-L

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Caution

may partially crystallizes on storage, can be redissolved by slightly heating

Other Notes

Staining solution used in the Papanicolaou procedure

Pictograms

FlameExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

57.2 °F - closed cup

Flash Point(C)

14.0 °C - closed cup

Regulatory Information

危险化学品

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Lot/Batch Number

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