Methylorange ACS

Lieferant: Thermo Scientific
Gefahr

Synonyme: Natrium-4-(4-dimethylaminophenylazo)benzolsulfonat4-(4-(Dimethylamino)phenylazo)benzolsulfonsäure NatriumsalzOrange III(4-(Dimethylamino)azobenzol-4'-sulfonsäure NatriumsalzGoldorangeHelianthin

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Methylorange ACS
Methylorange
Formel: C₁₄H₁₄N₃NaO₃S
Molecular Weight: 327,34 g/mol
Siedepunkt: ∼90 °C (1013 hPa)
Schmelzpunkt: >300 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00007502
CAS-Nummer: 547-58-0
EINECS: 208-925-3
UN: 3143
ADR: 6.1,III
Merck Index: 12,06180

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Spezifikation Testergebnisse

Appearance Orange Crystalline powder
Infrared spectrum Conforms
Visual transition interval From pH 3.2 (pink or red) to pH 4.4 (yellow)
Clarity of solution Passes test
Stabilizer 100 to 400 ppm MEHQ

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