O7252

Orange G

Dye content, ≥80%, certified by the Biological Stain Commission, powder

• Synonyme(s) : 1-Phenylazo-2-naphthol-6,8-disulfonic acid disodium salt, 7-Hydroxy-8-phenylazo-1,3-naphthalenedisulfonic acid disodium salt, Acid Orange 10, Wool Orange 2G
• Formule empirique (notation de Hill): C₁₆H₁₀N₂Na₂O₇S₂
• Numéro CAS: 1936-15-8
• Poids moléculaire : 452.37
• Numéro C.I. (Colour Index): 16230
• Numéro Beilstein : 4120705
• Numéro CE : 217-705-6
• Numéro MDL: MFCD00012457
• Code UNSPSC : 12171500
• ID de substance PubChem : 24897871
• Nomenclature NACRES : NA.47

Propriétés

• product name: Orange G, certified by the Biological Stain Commission
• Qualité: certified by the Biological Stain Commission
• Niveau de qualité: 200
• Forme: powder
• Composition: Dye content, ≥80%
• Technique(s): microbe id | staining: suitable
• Couleur: orange to very dark orange
• Solubilité: water: 1 mg/mL, clear
• Application(s): diagnostic assay manufacturing; hematology; histology
• Température de stockage: room temp
• Chaîne SMILES: [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+;;
• Clé InChI: HSXUHWZMNJHFRV-QIKYXUGXSA-L

Description

Description générale

Orange G (C.l. 16230) is the disodium salt of benzeneazo-2-naphthol-6,8-disulfonic acid, C₁₆H₁₀N₂O₇S₂Na₂. Orange G, also known as wool orange 2G, is a component in several industry applications including cytology, histology, biology, and industrial staining. It is a component of Mallory′s connective tissue stain.

Application

Orange G is typically used as a background or cytoplasmic stain for various biological samples including a common application within clincial cytology within Papanicolaou varients.

Adéquation

Certified for use in Mallory′s connective tissue stain; Wilson-Ezrin method for pituitary acidophils; Kreyberg′s method for keratin and mucus; as a counterstain following Heidenhain′s iron hematoxylin on paraffin sections; Flemming′s triple stain on paraffin sections of onion root.

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)