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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

COAs

Packings

25 g (00025)

100 g (00100)

1GBA000060 1GBA000450
Print friendly version
Article No. 00840 Grade AR
Purity CAS No. 72-48-0
Molecular Formula C14H8O4 Molecular Weight 240.22
H.S. Code 2914.7990 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

Specifications

Appearance Orange colored powder pH 5.5- 6.8 Yellow to reddish-violet
Absorption maxima (λmax1) c= 0.01 g/L ; 0.1 NaOH 564 - 568 nm Absorption maxima (λmax2) c= 0.01 g/L ; 0.1 NaOH 605 - 609 nm
Absorptivity (A 1%/1cm; at λmax2) Min 525 Sulphated ash Max 1%
Loss on drying Max 5% Absorptivity (A 1%/1cm; at λmax1) Min 625

Safety Information and Hazard Symbols

Corrosion Exclamation Mark Environment
Symbol: GHS05,GHS07,GHS09
 Signal Word: Danger
 UN No.: 3077
 IMCO Class No.: 9
 Packing Group: III
 Hazardous Statement: H317 - H318 - H410
 Precaution Statement: P261 - P272 - P273 - P280 - P302 + P352 - P305 + P351 + P338
Revision Date: 28-Jun-2023

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