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114537 Sigma-Aldrich

Phenol Red sodium salt

ACS reagent, Dye content 90 %

Synonym: Phenolsulfonephthalein sodium salt

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Cell Biology, Hematology and Histology, Indicators,
grade   ACS reagent
InChI Key   HKHYOKBQJILTEI-UHFFFAOYSA-M
form   powder
composition   Dye content, 90%
clarity of soln   passes test
visual transition interval   6.8 - 8.2, yellow to red
  6.8 - 8.2, yellow to red
mp   285 °C (dec.)(lit.)
absorption   extinction/256-269 nm, methanol ≥900
  extinction/422-426 nm, methanol ≥19000
  λmax 423 nm

Description

Application

Suitable for use as a pH indicator.

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.

Packaging

5, 25 g in glass bottle

Biochem/physiol Actions

Phenol Red is a pH indicator which changes color from yellow to red.

Price and Availability


Tissue Diagnostics

All labs need water

Biomedical Applications
Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin

Protocols & Articles
Peer-Reviewed Papers
15

References

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