Thymol blue IND ACS

C₂₇H₃₀O₅S
Thymolsulfonphthalein, TB
M.W: 466,60  CAS: 76-61-9  EC: 200-973-4  TARIC: 29349990

P: P102-P202  

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• Appearance Brownish green powder
• Acidic transition range pH 1.2 – 2.8
• red to yellow
• Alkaline transition range pH 8 – 9.6
• yellow to blue
• Loss on drying ? 10%
• Dye content ? 95%

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