Methyl Red Sodium Salt, Reagent, ACS

Molecular Formula
C15H14N3O2Na
Catalog Number
ME166
Supplier/Brand
Spectrum Chemical
CAS Number
845-10-3

Methyl Red Sodium Salt, Reagent, ACS, is a pH indicator or indicator dye. It works by turning red for pH levels under 4.4 and yellow over 6.2. It becomes orange with a varying spectrum of shade intensities between those two levels. It comes in the form of a rich red crystalline powder. As an ACS grade Reagent, Spectrum Chemical manufactured compound is used as the quality standard against which other substances are grade and has met the toughest regulatory standards for quality and pureness.


Synonyms: 2-[4-(Dimethylamino)phenylazo]benzoic Acid Sodium Salt ; Acid Red 2, Water Soluble

Shipping Information


Tariff No. 2927000000

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2023