O7252

Orange G

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

• Synonym(e): 1-Phenylazo-2-naphthol-6,8-disulfonsäure Dinatriumsalz, 7-Hydroxy-8-phenylazo-1,3-disulfonsäure Dinatriumsalz, Säureorange 10, Woll-Orange 2G
• Empirische Formel (Hill-System): C₁₆H₁₀N₂Na₂O₇S₂
• CAS-Nummer: 1936-15-8
• Molekulargewicht: 452.37
• UNSPSC Code: 12171500
• NACRES: NA.47
• PubChem Substance ID: 24897871
• EC Number: 217-705-6
• MDL number: MFCD00012457
• Beilstein/REAXYS Number: 4120705

Eigenschaften

• Produktname: Orange G, certified by the BSC
• InChI key: HSXUHWZMNJHFRV-QIKYXUGXSA-L
• 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+;;
• SMILES string: [Na+].[Na+].Oc1ccc2cc(cc(c2c1\N=N\c3ccccc3)S([O-])(=O)=O)S([O-])(=O)=O
• agency: certified by the BSC
• form: powder
• composition: Dye content, ≥80%
• technique(s): microbe id | staining: suitable
• color: orange to very dark orange
• solubility: water: 1 mg/mL, clear
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• Quality Level: 200

Beschreibung

General description

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

Zertifiziert für den Einsatz in der Bindegewebsfärbung nach Mallory; in der Wilson-Ezrin Methode für acidophile Hypophysen; in der Kreyberg Methode für Keratin und Mucin, als Gegenfärbung nach der Heidenhain-Eisenhämatoxylin-Färbung von Paraffinschnitten; in der Flemming′schen Dreifachfärbung von Paraffinschnitten von Zwiebelwurzeln.

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.

Sicherheitshinweise

• Lagerklasse: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)