Phenol Red Sodium salt
pH indicator.Water soluble
Suitable for tissue culture work.
Phenolsulfonephthalein sodium salt
Product Code. |
01978 |
Grade |
|
Purity |
CAS No. |
34487-61-1 | |
Molecular Formula |
C19H13NaO5S |
Molecular Weight |
376.36 |
H.S.Code |
2934.99000 |
Shelf Life |
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 |
Packaging
Specification
| Appearance | Dark red to brown powder |
| Transition range (pH 6.5 - 8.2) | Yellow - Reddish violet |
| Absorption maxima at pH 6.5 (l1) | 430 - 435 nm |
| Absorption maxima at pH 8.2 (l2) | 557 - 560 nm |
| Loss on dryig (at 110°C) | Max 5% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338