m-Cresol purple 0.1% (w/v) in aqueous solution USP Test Solution (TS)

Supplier: Ricca Chemical

Synonyms: m-Cresolsulfonphthalein2',2''-Dimethylphenolsulphonphthalein3,3-Bis(4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxideMCP2',2''-Dimethylphenolsulfonphthaleinm-Cresolsulphonphthalein

R2405000-500A R2405000-120A
RC24054EA 39.69 USD
RC24054 RC240516
m-Cresol purple 0.1% (w/v) in aqueous solution USP Test Solution (TS)
m-Cresol purple
Formula: C₂₁H₁₈O₅S
MW: 382.43 g/mol
Boiling Pt: 100 °C
Melting Pt: 0.0 °C
Density: 1.0010 g/cm³
Storage Temperature: Ambient
MDL Number: MFCD00005871
CAS Number: 2303-01-7

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Specification Test Results

Appearance Clear, yellow, odorless
pH at 25 °C (traceable to NIST SRM 186 & 191) 6.95 ± 0.10 pH at 25.0 °C
Suitability for Use Purple (pH 9.0) - Yellow (pH 2.8 to pH 7.4) - Red (pH 1.2)

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