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CONBA Botanical Herbal Extract With Advanced Extraction Technology

CONBA Botanical Herbal Extract With Advanced Extraction Technology

CONBA Botanical Herbal Extract With Advanced Extraction Technology
CONBA Botanical Herbal Extract With Advanced Extraction Technology

Large Image :  CONBA Botanical Herbal Extract With Advanced Extraction Technology Get Best Price

Product Details:

Place of Origin: China
Brand Name: CONBA
Certification: GMP, CEP, GEP(CCCMHPIE), Kosher, Halal, ISO9000, ISO14000.
Model Number: USP 40

Payment & Shipping Terms:

Minimum Order Quantity: 25kg
Packaging Details: 25kg Drum
Detailed Product Description
FlavonolGlycosides: 22.0%~27.0% TerpeneLactones: 5.4%-6.6%
Ginkgolic Acid: <1ppm Ethanol Residue: Ethanol Residue
Salmonella: Not Detected Per 25g E.Coli: Not Detected Per Gram
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CONBA Botanical Herbal Extract With Advanced Extraction Technology 0
CONBA® Ginkgo Biloba Extract: USP40 24/6 Ginkgo Acid<1ppm, EP9.0 24/6 Ginkgo Acid<1ppm, Water soluble 24/6 1g/10ml,
Injection solution GA>2.2% GB>1.2% GC>1.2%
Botanical Herbal Extract​

  • Online inspection and control technology Part 1: inspection terminal is installed on extract production line, and the data will be transmitted to central processor. Relevant analysis software will be applied. The analysis will be fed back so as to adjust production environment automatically to achieve optimal process parameters:

• This production line integrates advanced international pharmaceutical technology and online inspection and control technology to perform data monitoring, storage and feedback automatically in order to ensure the parameters are controlled timely, effectively, stably and uniformly.




1. raw material High-quality CONBA-owned GACP ginkgo leaves planting base (16000 acres). Solvent: food grade ethanol.

2. Production Standardization The specialized ginkgo leaves extraction Line that is established according to CGMP requirements.
3. Extraction technology E.g. 
low-acid ginkgo leaves extraction preparation method,water-soluble ginkgo leaves extraction preparation method. Conba has 19 Patents.
4. Quality control We use Pure natural ginkgo biloba leaves. We have Strict quality control system to ensures high-quality Extract. Pesticide, solvent, and heavy metal residue amounts are confirmed to satisfy international standards.



Flavonol aglycone

Flavonol aglycone R1 R2 R3 R4
Kaempferol H H H H
Quercetin OH H H H
Isorhamnetin OCH3 H H H





Item Specification Test Method
Appearance Light yellow-brown powder Visual
Identification A Should conform USP40 TLC ID.
Identification B Should conform USP40 HPLC ID.
Apex area ratio    
  K:Q>0.7 HPLC
  I:Q>0.1 HPLC
Limit of Rutin
Limit of Quercetin
Limit of Ginkgolic Acid
NMT 4%
NMT 0.5%
NMT 5ug/g
Loss on drying NMT5.0% Internal method
Heavy metal(periodically test)    
Cadmium(Cd) NMT0.5mg/kg Internal method
Lead(Pb) NMT1.0 mg/kg Internal method
Mercury(Hg) NMT1.5 mg/kg Internal method
Arsenic(As) NMT1.5 mg/kg Internal method
Pesticide residue Meet USP40 <561> USP40 <561>
Ethanol residue NMT0.5% Internal method
Microbiological limit    
Aerobic plate count NMT 104cfu/g Internal method
Mold&Yeast NMT 103cfu/g Internal method
Salmonella Not detected per 25g Internal method
E.Coli Not detected per gram Internal method
Contents Test    
Content of flavonol glycosides 22.0%-27% HPLC
Quercetin /  
Kaempferol /  
Isorhamnetin /  
Terpene lactones 5.4%~12% HPLC
Bilobalides 2.6%~5.8% HPLC
Ginkgolides A+B+C 2.8%~6.2% HPLC

Contact Details
zhejiang conba pharmaceutical co., ltd

Contact Person: Mia Tao

Tel: +8613282563726

Send your inquiry directly to us