CAS Number | 2650-18-2 |
---|---|
Molecular Formula | C37H42N4O9S3 |
Molecular Weight | 783 |
InChI Key | HMEKVHWROSNWPD-UHFFFAOYSA-N |
Synonyms |
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Applications:
HPLC Determination of Erioglaucine on Newcrom BH Column
July 2, 2020
Erioglaucine, more commonly known as Brilliant Blue FCF, is a synthetic coloring dye used in many industries as a colorant for foods, medications, cosmetics, etc. It is a multi-charged molecule and generally has poor peak shape on reverse-phase HPLC columns. By using a Newcrom BH mixed-mode column with both ion-exchange and hydrophobic properties, erioglaucine can be retained and exhibits great peak shape by using a mobile phase of methanol (MeOH) and water with sulfuric acid as buffer. UV detection at 625nm.
Column | Newcom BH, 4.6×50 mm, 5 µm, 100A |
Mobile Phase | MeOH/H2O – 50/50% |
Buffer | H2SO4 – 1% |
Flow Rate | 1.0 ml/min |
Detection | Vis 625 nm |
Class of Compounds | Acid, Dyes |
Analyzing Compounds | Erioglaucine |
Application Column
Newcrom BH
The Newcrom columns are a family of reverse-phase-based columns. Newcrom A, AH, B, and BH are all mixed-mode columns with either positive or negative ion-pairing groups attached to either short (25 Å) or long (100 Å) ligand chains. Newcrom R1 is a special reverse-phase column with low silanol activity.
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