Echinacoside analytical standard provided with w/w absolute assay, to be used for quantitative titration.
Purity (HPLC) ≥99% (This product is available with HPLC chromatogram)
[α]D : -(50 ± 5)° c=0.35 in water
EP / Narow-leaved Coneflower Root
EP / Pale Coneflower Root
EP / Purple Coneflower Root
Store in dry and dark place.