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Phenol Red ACS

Phenol Red ACS Group Picture
Excl. VAT Incl. VAT

£12.95 to £59.75

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  Pack Size List Price Qty  
photo_camera 10g
RRBD25679-U
£12.95
photo_camera 25g
RRBD25679-W
£19.25
photo_camera 50g
RRBD25679-2W
£32.95
photo_camera 100g
RRBD25679-X
£59.75
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What is Phenol Red? It is a chemical reagent commonly used in laboratory applications. It is a pH indicator that changes colour in response to variations in the acidity or alkalinity (pH) of a solution. Phenol Red is often employed in experiments involving cell cultures, microbiology, and various chemical assays to monitor pH levels. Its colour transitions from yellow (acidic) to red (neutral) to bright pink (alkaline) over the typical pH range. This characteristic makes it a valuable tool for researchers and scientists to visually assess and measure pH changes in their samples with precision and accuracy.

Consistent Quality: We provide only high-quality Phenol Red, meeting the standards of the Analytical Chemistry Society (ACS), ensuring reliable and consistent performance for all applications.

Shipped from Manchester, UK Facility: Sourced and bottled in non-toxic, chemical-resistant containers to ensure safe handling and preserve product quality during transport.

  • Checks pH in labs.
  • Indicates pH in cell culture.
  • Identifies bacteria in microbiology.
  • Tests blood and urine pH.
  • Teaches about pH in schools.
  • Monitors water in fish farms.
  • Measures pH in natural waters.
  • Tests pool and spa water.

Minimum Assay: 99%
Molecular Formula: C19H14O5S
Molecular Weight: 354.38 g/mol
Melting Point : >300 °C
pH transition—colour change:  pH6.5 (Yellow),  Ph8.2 (Red Violet)
Wavelength of maximum absorption (pH6.5) λ max 1:  430.0—435.0nm
Specific absorption (E 1%/1cm)  at λ max 1:   600—700
Wavelength of maximum absorption (pH8.2) λ max 2:  557.0—560.0nm
Specific absorption (E 1%/1cm)  at λ max 2:   1100—1200
Loss on drying (110˚C):  < 3.00%
Storage: Keep in tightly closed container away from moisture and direct sunlight

Cas Number: 143-74-8

Einecs Number: 205-609-7

HS Code / Commodity Code: 3822900000

Hazard Phrases: H0001

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