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Rosso Clorofenolo, puro indicator grade

Fornitore: Thermo Scientific
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Synonyms: 3,3-Bis(3-chloro-4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis[2-chlorophenol] S,S-dioxide

190040100 190040500
ACRO190040100EA 65.1 EUR
ACRO190040100 ACRO190040500
Rosso Clorofenolo, puro indicator grade
Rosso Clorofenolo
Formula: C₁₉H₁₂Cl₂O₅S
Peso molecolare: 423,27 g/mol
Punto di fusione: 261 °C
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00005877
CAS Number: 4430-20-0
EINECS: 224-619-2

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Risultati del test di specificazione

Appearance Green to red-brown to brown Powder
Infrared spectrum Conforms
Loss on drying ≤8 % (110°C)
Solubility (0.1 % in ethanol) Clear brown-yellow to dark orange
UV Lambda max 572 to 576 nm (in 0.1 N NaOH)
Specific absorbance A (1%/1cm) ≥1000 (at Lambda max) On dried substance
Visual transition interval from pH 4.8 (yellow) to pH 6.4 (purple)

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