Quercetin (CAS 117-39-5)
Natural quercetin powder described as a flavonoid ingredient sourced primarily from Sophora japonica flower buds and other edible plants.
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⚡ Sourcing insights
Commercial suitability
Provides 98% or 99% quercetin grades with HPLC purity testing and multiple bulk pack options.
Two stated purity options: at least 98% or 99% by HPLC
Multiple small and bulk pack sizes are listed
Product page describes vacuum and moisture/light-protective packaging
Company lists export destinations across North America, Europe, and Asia
Pro tip: For quercetin, verify the HPLC assay grade and whether the intended application requires food-grade or research-grade documentation.
Specifications
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Supplier
taimaorganicbio.com
Manufacturer
🇨🇳 Xi'an, Shaanxi, China
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