318728

Bromocresol Green/Methyl Red, mixed indicator solution

in methanol

• Synonyme(s) : Tetrabromocresolsulfonphthalein
• Numéro CE : 200-659-6
• Numéro MDL: MFCD00134126
• Code UNSPSC : 12171500
• ID de substance PubChem : 329753931
• Nomenclature NACRES : NA.47

Propriétés

• Forme: liquid
• Niveau de qualité: 100
• Composition: Bromocresol Green, 0.1% ; Methyl Red, 0.02%
• Concentration: in methanol
• Densité: 0.839 g/mL at 25 °C
• λmax: 434 nm
• ε (coefficient d'extinction): ≥10000 at 282-288 nm in methanol; ≥20000 at 509-519 nm in methanol; ≥7000 at 329-335 nm in methanol
• Application(s): diagnostic assay manufacturing; hematology; histology
• Température de stockage: room temp
• Chaîne SMILES: CN(C)c1ccc(cc1)\N=N\c2ccccc2C(O)=O.Cc3c(Br)c(O)c(Br)cc3C4(OS(=O)(=O)c5ccccc45)c6cc(Br)c(O)c(Br)c6C
• InChI: 1S/C21H14Br4O5S.C15H15N3O2/c1-9-12(7-14(22)19(26)17(9)24)21(13-8-15(23)20(27)18(25)10(13)2)11-5-3-4-6-16(11)31(28,29)30-21;1-18(2)12-9-7-11(8-10-12)16-17-14-6-4-3-5-13(14)15(19)20/h3-8,26-27H,1-2H3;3-10H,1-2H3,(H,19,20)/b;17-16+
• Clé InChI: MFUUASJGLBWWPF-ZYSYNQLUSA-N

Description

Description générale

Mixed indicator solutions of bromocresol green (pk 4.9) and methyl red (pk 5) give a red color in acidic conditions and green color in basic conditions with a sharp transition through grey color at pH 5.1 as the two colors are complementary.

Application

Suitable for titration of morpholine

Informations sur la sécurité

• Pictogrammes: GHS02,GHS06,GHS08
• Mention d'avertissement: Danger
• Mentions de danger: H225,H301 + H311 + H331,H370
• Conseils de prudence: P210 - P233 - P280 - P301 + P310 - P303 + P361 + P353 - P304 + P340 + P311
• Classification des risques: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1
• Organes cibles: Eyes,Central nervous system
• Code de la classe de stockage: 3 - Flammable liquids
• Classe de danger pour l'eau (WGK): WGK 2
• Point d'éclair (°F): 51.8 °F - closed cup
• Point d'éclair (°C): 11.0 °C - closed cup