Phenol red USP Test Solution (TS) pH 4.7

Supplier: Ricca Chemical
Danger

Synonyms: 3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

R5721000-120A R5721000-500A
RC5721-4EA 51 USD
RC5721-4 RC5721-16
Phenol red USP Test Solution (TS) pH 4.7
Phenol red
Formula: C₁₉H₁₄O₅S
MW: 354.38 g/mol
Boiling Pt: ~ 100 °C
Melting Pt: ~ 0 °C
Density: 1.0000 g/cm³
Storage Temperature: Ambient
MDL Number: MFCD00003552
CAS Number: 143-74-8

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Specification Test Results

Appearance Clear, yellow, slight Acetate odor
pH at 25 °C (traceable to NIST SRM 185 & 186) 4.70 ± 0.05 pH at 25.0 °C

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