Phenol Red sodium salt
AR
Reagent
Code: #111618
Alias
Phenol red sodium salt; water-soluble phenol red sodium salt, phenol red sodium
CAS Number
34487-61-1
science Other reagents with same CAS 34487-61-1
blur_circular Chemical Specifications
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Molecular Information
Weight
376.36 g/mol
Formula
C₁₉H₁₃NaO₅S
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Registry Numbers
EC Number
252-057-8
MDL Number
MFCD00066901
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Physical Properties
Melting Point
285 °C (dec.)(lit.)
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Storage & Handling
Density
0.972
Storage
room temperature
description Product Description
Phenol Red sodium salt is widely used as a pH indicator in various biological and chemical applications. It is commonly employed in cell culture media to monitor pH changes, ensuring optimal conditions for cell growth. In microbiology, it helps visualize pH shifts in fermentation processes. Additionally, it is used in water quality testing to assess the pH of environmental samples. In medical diagnostics, Phenol Red sodium salt is utilized in kidney function tests to measure renal efficiency. Its color change from yellow to red in the pH range of 6.8 to 8.2 makes it a valuable tool in laboratories for quick and accurate pH determination.
format_list_bulleted Product Specification
| Test Parameter | Specification |
|---|---|
| Appearance | Red to Brown Powder |
| Infrared Spectrum | Conforms To Structure |
| Solubility | Transparent solution (0.1% in water) |
| Specific Ext. E (1%/1cm) (558 nm, In Buffer) | 1600 |
| Visual Transition Interval | pH 6.8 (Yellow) - pH 8.2 (Red) |
| Visual Transition Interval | pH 6.8 (Yellow) - pH 8.2 (Red) |
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