Chlorphenolrot, AnalaR NORMAPUR® Indikator

Lieferant: VWR Chemicals

Synonyme: 4,4'-(3H-2,1-Benzoxathiol-3-yliden)bis[2-chlorphenol]-S,S-dioxid3′,3′′-Dichlorphenolsulfonphthalein

85921.100EA 34.9 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

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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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