THYMOL BLUE (INDICATOR) (PH 1-2.8 RED TO YELLOW)*

THYMOL BLUE (INDICATOR) (PH 1-2.8 RED TO YELLOW) THYMOL BLUE (INDICATOR) (PH 1-2.8 RED TO YELLOW)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
T0205700025 AR 76-61-9 C27H30O5S 466.60 2934.9900
 60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Brownish green powder

Odour

Characteristic odour

Melting Point/ Freezing point [°C]

221 - 224 °C

Density [g/cm3]

0.979

Solubility in water [% weight]

Soluble in water

Specifications

Appearance:

 Brownish green powder

Loss on drying:

 Max 10%

Dye content (by spectrophotometry):

 Min. 95.0%

Acidic range pH 1.2-2.8:

 Red to yellow

Alkaline range pH 8.0 - 9.6:

 Yellow to blue
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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