Categories: Stains Indicator Reagents-69
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Product Short Description: PHENOL RED (ACS GRADE)
Product Description:

PHENOL RED ACS GRADE excellent quality manufacturer, exporter and supplier. Phenol Red has been used for preparation of phosphate buffer saline (PBS)-with phenol red for microfluidic assay for simultaneous culture of multiple cell types. It has also been used for horseradish peroxidase-phenol red (HRP-PR) H2O2 (hydrogen peroxide) detection assay to identify redox cycling compounds. Phenol Red is a pH indicator which changes color from yellow to red. 

 

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C.A.S. No. 143-74-8
M.F. C19H14O5S
M.W. 354.38gm/mole

Specifications:

 

Colour Red / Orange Powder
Dye Content (by Spectrophotometry) >95%
Solubility 0.1 % (95% EtOH) Clear solution
Transition range pH 6.5-8.2
  Yellow-Reddish violet
Absorption Maximum (pH 6.5) ?1max 430-435nm
Absorption maximum (pH 8.2) ?2max 557-560nm
Absorptivity (A1%/1cm at pH 6.5 at ?1max) 600-700
Absorptivity (A1%/1cm at pH 8.2 at ?2max) 1100-1200
Loss on drying (110°C) <1%
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