Methyl orange ACS

Supplier: Thermo Scientific
Danger

414660100 414660250 414661000
ACRO414660100EA 33.2 EUR
ACRO414660100 ACRO414660250 ACRO414661000
Methyl orange ACS
Methyl orange
Formula: C₁₄H₁₄N₃NaO₃S
Boiling Pt: ∼90 °C (1013 hPa)
Melting Pt: >300 °C
Density: ~ 1 g/cm³ (20 °C)
Flash Pt: 38 °C
Storage Temperature: Ambient
MDL Number: MFCD00007502
CAS Number: 547-58-0
EINECS: 208-925-3
UN: 3143
ADR: 6.1,III
Merck Index: 13,06127

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Specification Test Results

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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