ALIZARIN

Loss On Drying(1100C)                    :           < 1%

Transition Range                               :           pH 6.8 - 12.1  (Yellow  to  Red Violet )

Absorptivity(A1%/1cm in MeOH)    :           250 - 300

Absorption Maximum (Methanol)    :           427 - 433nm

Dye Content                                       :           ~ 97%

Melting point                                      :           279 283⁰C

Molecular Wt.                         :           240.21gm/mole

Chemical formula                              :           C₁₄H₈O₄

C.I. No.                                               :           58000

CAS No.                                             :           72-48-0

  ALIZARIN

AIZARIN