PHENOL RED SODIUM SALT (WATER SOLUBLE) (INDICATOR)*

PHENOL RED SODIUM SALT (WATER SOLUBLE) (INDICATOR)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0157000025 Indicator grade 34487-61-1 C19H13NaO5S 376.36 2934.9900
 60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Dark red powder

Odour

Odorless

Melting Point/ Freezing point [°C]

285 °C

Solubility in water [% weight]

Soluble in water

Specifications

Appearance:

 Dark red powder

Loss on dryig (at 110°C):

 Max 5%

Absorption maxima at pH 6.5 (l1):

 430 - 435 nm

Absorption maxima at pH 8.2 (l2):

 557 - 560 nm

Transition range (pH 6.5 - 8.2):

 Yellow - Red

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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