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Thymol blue sodium salt, 25 g

p.a., ACS
Pack Qty.
Thymolsulphonephthaleine sodium salt
Empirical formula C27H29NaO5S
Molar mass (M) 488,58 g/mol
Melting point (mp) 285 °C
CAS No. 62625-21-2
EG-Nr. 263-650-6

Indicator pH 1.2-2.8 and pH 8.0-9.2
Dissolve 0.1 g in 100 ml of water

€62.25/Pack Qty. 

excl. VAT. | 25 g per Pack Qty.

Art. No. 2606.2

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Product details

Thymol blue sodium salt p.a., ACS

Technical Information
Colour conversion red - yellow 
yellow - blue 
Transition range pH 1,2 - 2,8 
8,0 - 9,2 
Thymol blue sodium salt
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Art. No. Pack Qty. Pack. Price Quantity
2606.1 5 g glass


2606.2 25 g glass


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General information

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Guarantee analysis

Appearanceorange brown to brownish-black powder
Appearance of solutioncomplies
Loss on drying≤8 %
pH-transition range1,2 (red)-2,8 (yellow)
pH transition range8,0 (yellow)-9,2 (blue)