32855

Eosin Methylene blue

according to May-Grünwald

• Colour Index: 881/1038
• Colour Index: 45380/52015
• Numero MDL: MFCD00005038
• Codice UNSPSC: 12171500
• ID PubChem: 329754361
• NACRES: MA.02

Proprietà

• Forma fisica: powder or crystals
• Qualità: according to May-Grünwald
• εmax: ≥1000 at 635-655 nm in methanol; ≥650 at 512-532 nm in methanol
• applicazioni: diagnostic assay manufacturing; hematology; histology
• Temperatura di conservazione: room temp
• Stringa SMILE: [K+].COC(=O)c1ccccc1C2=C3C=C(Br)C(=O)C(Br)=C3Oc4c(Br)c([O-])c(Br)cc24
• InChI: 1S/C21H10Br4O5.K/c1-29-21(28)9-5-3-2-4-8(9)14-10-6-12(22)17(26)15(24)19(10)30-20-11(14)7-13(23)18(27)16(20)25;/h2-7,26H,1H3;/q;+1/p-1; NXBZXYJXNIFCRJ-UHFFFAOYSA-M

Descrizione

Descrizione generale

Eosin has been used in combination with methylene blue, to detect carboxlic acid group in organic compounds. It gives a red or orange-coloured precipitate on treatment with carboxylic acid solution in water, acetone, alcohol, or dioxin. It is also used as an indicator for differentiation of the colon from the typhoid-dysentery group of bacteria.

Mixture of eosin and methylene blue stains for use in differential microbiological media to culture and identify pathogenic microorganisms, e.g., Neisseria sicca,, Acinetobacter calcoaceticus.

Applicazioni

Eosin methylene blue was used for staining cells, during optical microscopy studies, done for analysis of cell morphology.

Informazioni sulla sicurezza

• Pittogrammi: GHS07
• Avvertenze: Warning
• Indicazioni di pericolo: H317,H319
• Consigli di prudenza: P261 - P264 - P272 - P280 - P302 + P352 - P305 + P351 + P338
• Classi di pericolo: Eye Irrit. 2 - Skin Sens. 1
• Codice della classe di stoccaggio: 11 - Combustible Solids
• Classe di pericolosità dell'acqua (WGK): WGK 3
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable
• Dispositivi di protezione individuale: dust mask type N95 (US), Eyeshields, Gloves