Home Chemnovo Adsorption Indicators Alizarine Red S AR (Sodium alizarine sulphonate)
00101
Alizarine Red S AR (Sodium alizarine sulphonate)
C.I.No. 58005 Acid base indicator use in analysis of metals Sodium Alizarine Sulphonate
Physical Properties
Physical state at 20 °C
Solid |
Colour
Yellow coloured powder |
Melting point/ Freezing point [°C]
430°C |
Boiling point [°C]
287 - 289°C |
Initial boiling point [°C]
287°C |
Final boiling point [°C]
289°C |
Solubility in water [% weight]
Sparingly soluble in water |
Specification
Appearance
Yellow coloured powder |
Dye content
Min 70.0% |
| Transition range |
pH 4.3-6.3
Yellow-Pink |
pH 9.4-12.0
Brown orange-Violet |
Solubility (0.1% in water)
Clear solution |
Absorption maxima in 0.1 N NaOH
553-559 nm |
Absorption maxima in 0.1 N NaOH
592-599 nm |
Absorptivity (A1%/1cm at 556 nm )
Min 350.0 |
Absorptivity (A1%/1cm at 595 nm )
Min 325.0 |
Loss on drying (at 110°C)
Max 5.0% |
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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Alizarine Red S AR (Sodium alizarine sulphonate)
| Pack Size | Quantity |
|---|---|
| 2500 ml | 3 |
| 500 ml | 2 |