Composition: Phenolphthalein 100% CAS Number: 77-09-8 Density: 1.3 Chemical Formula: C20H14O4 Molecular Weight: 318.32 g/mol Melting Point: 258 to 262°C Color: White to pale yellow powder Physical State: Solid pH Range: 8.0 (colorless) - 10.0 (pink) Solubility Information: 0.4 g/L…

Composition: Bromocresol Purple indicator 100% Grade: ACS Reagent CAS Number: 115-40-2 Density: 0.991 Chemical Formula: C21H16Br2O5S Molecular Weight: 540.22g/mol Melting Point: 240°C (Decomposes) Color: Light yellow-tan solid Physical State: Solid pH Range: 5.2 (yellow) – 6.8…

Composition: Methyl Orange Sodium Salt 100% Grade: ACS Reagent CAS Number: 547-58-0 Density: 0.99 Chemical Formula: C14H14N3NaO3S Molecular Weight: 327.33 g/mol Melting Point: >300 °C(decomposes) Color: Orange-yellow powder Physical State: Solid pH Range: 3.2 (pink) – 4.4…