St John's Wort P.E.
SpecificationsSt John's Wort P.E. purity quotient:0.3% form:powder.. with good price and excellent quality...St John's Wort P.E.Quality StandardTest ItemsMethedResultPhysicalAppearanceVisualDark Brown powderMesh80 Mesh Screen100% through 80 meshChemicalHypericinBy UV0.32%Lose on drying5g/105°C/2h3.62%Residue on ignitionYB/T 5082-20054.30%PbAtomic Absorption<1.0mg/kgAsAtomic Absorption<1.0mg/kgMicrobiological (Culture Medium Method)Total Plate Count<1000cfu/gConformYeast&Mold<100cfu/gConformE.ColiNegativeConformSalmonellaNegativeConform
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