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Rosso fenolo sale sodico dye Indicatore pH, Sigma-Aldrich®

Fornitore: SIGMA-ALDRICH MICROSCOPY
Attenzione

Synonyms: 3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, sodium salt, Phenol red water soluble, Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide

M-Clarity™ quality level = MQ200

P4758-25G P4758-50G P4758-5G
P4758-25GEA 120 EUR
P4758-25G P4758-50G P4758-5G
Rosso fenolo sale sodico dye Indicatore pH, Sigma-Aldrich®
Rosso fenolo sale sodico

Phenol Red sodium salt is widely used as a pH indicator. At a pH of 6,4 and below, phenol red solution will have a yellow colour. At a pH of 8,2 and above, it will have a red colour. It is commonly used in culture media to detect neutral to acidic pH changes.


  • Phenol Red sodium salt has been used as an indicator during single-guide RNA microinjection into one-cell stage zebrafish embryos
  • Suitable for use as a pH indicator

Formula: C₁₉H₁₃NaO₅S
Peso molecolare: 376,35 g/mol
Punto di fusione: 285 °C (dec., lit.)
Temperatura di stoccaggio: Room Temperature
MDL Number: MFCD00066901
CAS Number: 34487-61-1
EINECS: 252-057-8
Merck Index: 12,07397
https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=ba1dc80a4efbb86327cf195e49b5ce5bb0e2fded&vid=ba1dc80a4efbb86327cf195e49b5ce5bb0e2fded&prid=web&clid=SAPDAM

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Risultati del test di specificazione

Appearance (Colour) Red to Brown
Appearance (Form) Powder
Infrared spectrum Conforms to Structure
Solubility (Colour) Dark Red
Solubility (Form), 1 mg/ml, H₂O Solution
pH Pass 6.8 (Yellow) to 8.2 (Red)
Recommended Retest Period 5 Years

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