Methylorange, rein Indikator

Lieferant: Thermo Scientific
Gefahr

Synonyms: 4-((4-(Dimethylamino)phenyl)diazenyl)benzenesulphonic acid, sodium salt, Methyl orange sodium salt, Helianthine

151421000 151425000
ACRO151421000EA 53.8 CHF
ACRO151421000 ACRO151425000
Methylorange, rein Indikator
Methylorange
Formel: C₁₄H₁₄N₃NaO₃S
MW: 327,34 g/mol
Siedepunkt: ∼90 °C (1013 hPa)
Melting Pt: >300 °C
Dichte: ~ 1 g/cm³ (20 °C)
Flash-Pt: 38 °C
Lager Temperatur: Raumtemperatur
MDL Number: MFCD00007502
CAS-Nummer: 547-58-0
EINECS: 208-925-3
UN: 3143
ADR: 6.1,III
Merck Index: 13,06127

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Spezifikation Testergebnisse

Appearance Orange Crystalline powder
Infrared spectrum Conforms
Solubility (0.1 % in water) Clear
UV Lambda max 461 to 469 nm (in 0.01N NaOH)
Visual transition interval from pH 3.2 (pink or red)to pH 4.4 (yellow-orange)

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