Chlorphenolrot, AnalaR NORMAPUR® Indikator
Lieferant: VWR Chemicals
Synonyme:
4,4'-(3H-2,1-Benzoxathiol-3-yliden)bis[2-chlorphenol]-S,S-dioxid
, 3′,3′′-Dichlorphenolsulfonphthalein
85921.100EA
36.1
EUR
85921.100
85921.130
Chlorphenolrot, AnalaR NORMAPUR® Indikator
Chlorphenolrot
Formel:
C₁₉H₁₂Cl₂O₅S Molekulargewicht: 423,27 g/mol Schmelzpunkt: ∼261 °C Lagerungstemperatur: Raumtemperatur |
MDL Number:
MFCD00005877 CAS-Nummer: 4430-20-0 EINECS: 224-619-2 |
Spezifikation Testergebnisse
Green to red-brown to brown powder | Passes test |
Solubility in ethanol (0.1 %) | Clear solution |
Visual transition interval | pH 4.8 - pH 6.4 |
Loss on drying | ≤ 8.0 % |
Absorption max. λ (0.1 mol/l NaOH) | 572 - 575 nm |
Absorptivity (1 %; 1 cm; λmax) | ≥ 1000 |
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