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indicator
Synonym(s):
m-Cresol purple, m-Cresolsulfonphthalein, 2′,2′′-Dimethylphenolsulfonphthalein, MCP
Empirical Formula (Hill Notation):
C21H18O5S
Appearance (color): dark red to olive green
1st transition range: pH 1.2 - pH 2.8pink - yellow
2nd transition range: pH 7.4 - pH 9.0brownish yellow - violet
Appearance of solution: conforms
Loss on drying (110 °C): ≤ 1
Rp 1.347.000
Rp 3.276.000
Rp 2.888.000
Rp 1.220.000
Rp 12.204.000
Rp 1.516.000
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