Alizarin complexone dihydrate, pure indicator grade
Supplier: Thermo Scientific Chemicals
Synonyms:
3-Bis(carboxymethyl)aminomethyl-1,2-dihydroxyanthraquinone dihydrate, Alizarin fluorine blue dihydrate, 3,4-dihydroxyanthraquinon-2-ylmethyliminodi(acetic acid) dihydrate, 2-[(3,4-dihydroxy-9,10-dioxoanthracen-2-yl)methyl-(2-oxido-2-oxoethyl)azaniumyl]acetate dihydrate, Alizarine-3-methylamine-N,N-diacetic acid dihydrate
15583-0010
15583-0050
TS15583-0010EA
75
USD
TS15583-0010
TS15583-0050
Alizarin complexone dihydrate, pure indicator grade
Alizarin complexone dihydrate
Formula:
C₁₉H₁₅NO₈·2H₂O MW: 421.36 g/mol Melting Pt: 180…185 °C Storage Temperature: Ambient |
MDL Number:
MFCD00149067 CAS Number: 455303-00-1 |
Specification Test Results
Appearance | Yellow to orange to brown Powder |
Infrared spectrum | Conforms |
Water | ≤9.5 % (K.F.) |
Appearance of solution | (0.2% soln. in 0.02 M NaOH) clear, deep red-purple |
UV Lambda max | 425 to 430 nm (C=10 mg/l, Methanol) |
Titration with NaOH | 97 to 103 % (On dry substance) |
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