METHYL ORANGE ACS GRADE

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Stains Indicator Reagents-69

METHYL ORANGE ACS GRADE

SKU: RXSOL-69-5475-800

METHYL ORANGE ACS GRADE excellent quality manufacturer, exporter and supplier. METHYL ORANGE ACS GRADE is an azo dye which works as a pH indicator.

Application

Methyl Orange is the red, weak acid which dissociates in water forming orange neutral molecules.

Technical Specification

C.A.S. No. 547-58-0
CI NO. 13025
M.F. C14H14N3SO3Na
M.W. 327.34gm/mole

Specifications:

Dye Content (by Spectrophotometry) >95%
Solubility 0.1 % (Dist. water) Clear solution
Transition Range pH 3.1-4.4
  Pink Orange-Yellow
Absorption maximum (pH 3.1) ?1max 501-504nm
Absorption maximum (pH 4.4) ?2max 467-471nm
Absorptivity (A1%/1cm at pH 3.1 at ?1max) 1050-1150
Absorptivity (A1%/1cm at pH 4.4 at ?2max) 750-850
Loss On Drying (110°C) 3%
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