Alizarine AR
C.I.No.58000 Alizarin Red is used in a biochemical assay to determine, quantitatively by colorimetry, the presence of calcific deposition by cells of an osteogenic lineage.
1,2-Dihydroxyanthraquinone, Mordant Red 11
Product Code. |
00097 |
Grade |
AR |
Purity |
97% |
CAS No. |
72-48-0 |
Molecular Formula |
C14H8O4 |
Molecular Weight |
240.22 |
H.S.Code |
2914.79900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Orange powder |
pH value |
5 - 7.2 |
| Melting point/ Freezing point [°C] |
279 - 283 °C |
Boiling point [°C] |
430°C |
Solubility in water [% weight] |
Sparingly soluble in water |
Packaging
Specification
| Appearance | Orange colored powder |
| pH 5.5- 6.8 | Yellow to reddish-violet |
| Absorption maxima in NaOH 0.01 mol/L (lmax1) | 564 - 568 nm |
| Absorption maxima in NaOH 0.01 mol/L (lmax2) | 605 - 609 nm |
| Absorptivity (A 1%/1cm; at lmax2) | Min 525 |
| Sulphated ash | Max 1% |
| Loss on drying | Max 5% |
| Absorptivity (A 1%/1cm; at lmax1) | Min 625 |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302-H319
Precaution Statement: H302-H319