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Don't forget to save your customization to be able to add to cart9'-cis-Norbixin analytical standard provided with w/w absolute assay, to be used for quantitative titration.
Purity (HPLC) ≥95% (This product is available with HPLC chromatogram)
U.V / Visible spectrum - E1% : 450 nm 3250 ± 80 480 nm 3000 ± 80