The new standard for herbal analysis

quantified Reference Extracts allow you to control your herbal material’s Identity, Quality, Efficacy, Stability and Adulteration in one analysis

quantitative HPLC with qRE

quantified Reference Extracts of authenticated plants

We make the most comprehensive reference extracts that identify and quantify all significant markers in your plant or plant product.

qRE are delivered with a certificate of the botanical origin and identity of the raw material, the full chromatographic profile and the identity and concentration of all significant substances. See in-depth technical information

Use the knowledge of your herbal material’s composition to

Taraxacum officinale loupe

Master all stages of your product’s lifecycle

Identify reliable suppliers, guarantee your quality control and master regulatory issues

Cynara scolymus clock

Save time and
money at the lab

Perform one analysis per extract to identify and quantify all important markers

Melissa officinalis fingerprint

Detect possible adulterations

Compare your product’s quantitative fingerprint with qRE’s to verify its purity

Vitis vinifera flask

Enhance your
product’s potential

Know its true composition and fine-tune your production process

qRExtracts available now

Artichoke, Cardoon, Common balm, Dandelion, Feverfew, Ginkgo, Ginseng, Hawthorn, Hops, Meadowsweet, Narrow-leaved purple coneflower, Narrowleaf plantain, Olive tree, Pale purple coneflower, Purple coneflower, Purple passionflower, Rosemary, Roseroot, Siberian ginseng, Soybean, St John’s wort, Valerian, Wine grape, Witch hazel, Yellow gentian

Cynara scolymus L., Cynara cardunculus L., Melissa officinalis L., Taraxacum officinale F.H. Wigg., Tanacetum parthenium (L.) Sch. Bip., Ginkgo biloba L., Panax ginseng C.A.Mey., Crataegus monogyna Jacq., Humulus lupulus L., Filipendula ulmaria (L.) Maxim., Echinacea angustifolia DC., Plantago lanceolata L., Olea europaea L., Echinacea pallida (Nutt.) Nutt., Echinacea purpurea (L.) Moench., Passiflora incarnata L., Rosmarinus officinalis L., Rhodiola rosea L., Eleutherococcus senticosus (Rupr. & Maxim.) Maxim., Glycine max (L.) Merr., Hypericum perforatum L., Valeriana officinalis L., Vitis vinifera L., Hamamelis virginiana L., Gentiana lutea L.

See the detailed list with all the quantified substances

Next update: qRExtracts of new species are being constantly manufactured. The next series of qRE will be released in October 2020. Contact us for information or requests

qRE vial

How to buy qRE reference extracts

See what’s delivered before buying.

Our products are distributed by our exclusive distribution partner Extrasynthese.

Go to extrasynthese.com to buy qRE extracts