Ningbo United Plant Technology Co.,Ltd
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Grape seed extract

— grape seed, grape extract
Product Category: Plant Extractions
Sales Method: Export, Manufacture, OEM/ODM
Payment Term: T/T, L/C
Min. Order Unit Price
Contact Info


Address: China (mainland) Zhejiang NINGPO CITY,58#,Dangang 6th Road,Beilun,Ningbo 315801,P.R.China
All Products (4)

Product Detail

Product Attribute:

  • China (mainland) More >
  • 05/13/2009
  • 01/01/2011

Product Content Description:

Item Specification Result Method
Appearance Red brown fine powder Complies Visual
Odor / Taste Characteristic Complies Organoleptic
Part Used Seed Complies
Extract Solvent Ethanol & water Complies
Identification Positive Complies FTIR
Mesh size 100% through 80 mesh Complies CP2005
Bulk Density 40-55g/100ml Complies CP2005

Assay %
Proanthocyandins ≧98.00% 99.37% UV-Vis
Polyphenols ≧80.00% 85.84% UV-Vis(Folin-Ciocalteu)
Monomers 10%~25% 13.26% HPLC

Chemical Test
Loss on Drying ≦5.0% 3.50% CP2005
Ash ≦1.5% 0.61% CP2005

Solvent Residual
Ethy acetate Negative Absent GC
Chloroform Negative Absent GC
Toluene Negative Absent GC
N-butanol Negative Absent GC
Acetone Negative Absent GC
Ethanol ≦300PPM Complies GC
Storage: Store in cool and dry place,keep away from strong
light and heat.
Packing: 25kg/drum,packing in paper-drum and two plastic
bags inside.

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