Categories: Stains Indicator Reagents-69
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Product Short Description: THYMOL BLUE SODIUM SALT (ACS GRADE)
Product Description:

THYMOL BLUE SODIUM SALT ACS GRADE excellent quality manufacturer, exporter and supplier. THYMOL BLUE SODIUM SALT ACS GRADE acts as a pH indicator and utilized to indicate the changes in pH. It is involved in the ionization in multi-component drug formulations.

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Product Technical Specification:
C.A.S. No. 62625-21-2
M.F. C27H29SO5Na
M.W. 488.58gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Solubility 0.1 % (Dist. water) Clear solution
Transition range pH7.8-9.5
  Yellow-Blue
Absorption Maximum (pH 7.8) ?1max 431-437nm
Absorption maximum (pH 9.5) ?2max 594-598nm
Absorptivity (A1%/1cm at pH 7.8 at ?1max) 190-285
Absorptivity (A1%/1cm at pH 9.5 at ?2max) 425-525
Loss on drying (110°C) <5%
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