para-Xylenol blue (A2478)
AppliChem GmbH1. Transition interval: pH 1.2 - 2.5 (red - yellow)2. Transition interval: pH 7.5 - 9.3 (yellow - blue)Melting point: 212°CFormula: C23H22O5SM: 410.49 g/molCAS-No.: 125-31-5HS-No.: 29349990EC-No.: 204-736-5Storage: RTLGK: 10 - 13Disposal: 3Specification: Assay (photometr.): min. 90 %