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Thermo Scientific Chemicals Cresol Red sodium salt

Code produit 11339719
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100 g
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Code produit 11339719 Fournisseur Thermo Scientific Chemicals Code fournisseur B21361.22
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Estimated Shipment: 22-07-2026
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Description

Transition interval (acid): pH 0.2 (red) to pH 1.8 (yellow); (alkaline) pH 7.2 (yellow) to pH 8.8 (red) | CAS: 62625-29-0 | C21H17NaO5S

Cresol Red sodium salt acts as a constituent of polymerase chain reaction reagent systems. It is useful as a pH indicator with color changes with pH 0.2 - pH 1.8 and pH 7.1 - 8.8. Further, it plays an important role in molecular biology reactions in place of other loading dyes.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Cresol Red sodium salt acts as a constituent of polymerase chain reaction reagent systems. It is useful as a pH indicator with color changes with pH 0.2 - pH 1.8 and pH 7.1 - 8.8. Further, it plays an important role in molecular biology reactions in place of other loading dyes.

Solubility
Soluble in water, dilute alcohols, acids, alkalies and ethanol.

Notes
Transition interval (acid): pH 0.2 (red) to pH 1.8 (yellow); (alkaline) pH 7.2 (yellow) to pH 8.8 (red)Incompatible with strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Identifiants chimiques

CAS 62625-29-0
MDL Number MFCD00001618
Synonym o-Cresolsulfonephthalein sodium salt

Spécification

Melting Point ∼250°C (decomposition)
Molecular Formula C21H17NaO5S
Solubility Information Soluble in water,dilute alcohols,acids,alkalies and ethanol.
Formula Weight 404.42
Quantity 100 g
Chemical Name or Material Cresol Red sodium salt

RUO – Research Use Only

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