Methyl Red Free Acid ACS
Methyl red (2-(N,N-dimethyl-4-aminophenyl) azobenzenecarboxylic acid), also called C.I. Acid Red 2, is an indicator dye that turns red in acidic solutions. It is an azo dye, and is a dark red crystalline powder. Methyl red is a pH indicator; it is red in pH under 4.4, yellow in pH over 6.2, and orange in between, with a pKa of 5.1.
Dyes, Stains & Indicators
|Appearance||red to maroon crystalline|
|Storage Conditions||Room temperature|
Send us your enquiry for Methyl Red Free Acid ACS. We offer custom pack sizes at special prices. We aim to respond to your enquiry within 24 hours.
We value your input so if you have suggestions regarding new applications for Methyl Red Free Acid ACS email us and we will include your contribution on the website.