English
1st transition range: pH 0.5 - pH 2.5pink - brownish yellow
2nd transition range: pH 6.5 - pH 8.5yellow - purple
Appearance of solution: passes test
Loss on drying (110 °C): ≤ 5
Sensitivity test: passes test
Hotline (061) 6641391
indicator Reag. Ph Eur
Synonym(s):
Cresol red, o-Cresolsulfonphthalein
Empirical Formula (Hill Notation):
C21H18O5S
1st transition range: pH 0.5 - pH 2.5pink - brownish yellow
2nd transition range: pH 6.5 - pH 8.5yellow - purple
Appearance of solution: passes test
Loss on drying (110 °C): ≤ 5
Sensitivity test: passes test
