Gold Member Since 2008
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Nanjing Zelang Medical Technology Co., Ltd.

Red Wine Polyphenols, Grape Seed Extract, Grape Seed Polyphenols manufacturer / supplier in China, offering Natural Coloring Red Wine Polyphenols 50%, Bulk Dehydrated Spinach Leaf Powder by Zelang, Bulk Beet Root Powder for Baked Foods Beverage-Factory Supply and so on.

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Supplier Homepage Product Plant Extract Others Plant Extract Natural Coloring Red Wine Polyphenols 50%

Natural Coloring Red Wine Polyphenols 50%

FOB Price: US $10 / g
Min. Order: 20 mg
Min. Order FOB Price
20 mg US $10/ g
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Production Capacity: 1 Ton/ Month
Transport Package: 25kg/Drum, Inner with Vacuum Packing
Payment Terms: L/C, T/T, Paypal, Western Union, STS

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Basic Info
  • Model NO.: ZL2015-024
  • Certification: ISO 9001:2000
  • Part: Fermented Grape Juice
  • Grade: Cosmetic Grade
  • Latin Name: Vitis Vinifera
  • Trademark: CPE
  • HS Code: 2932999099
  • Raw Material: Plants
  • Extraction Type: Solvent Extraction
  • Appearance: Red Purple Powder
  • Specification: 30%, 40%, 50% Red Wine Polyphenols, ISO 9001: 2000
  • Extract Solvent: Alcohol and Water
  • Origin: Nanjing, China
Product Description
Red Wine Polyphenols

Spec: 30%, 40%, 50%
Odor/taste: Characteristic
Loss on drying: ≤ 5.0%
Sieve analysis: Pass 80 meshes
Bulk density: 45 to 55g/100mL
Extract solvent: Alcohol and water
Heavy metal: <20ppm
Residual solvents: Eur. Pharm. 2000

Microbiology: Store in cool and dry place, keep away from strong light/heat
Total plate count: <1, 000cfu/g
Yeast and mold: <100cfu/g
Escherichia coli: Negative
Salmonella: Negative

1. Inhibition of tyrosinase, reduce melanin, skin white
2. Reduce skin irritation caused by inflammation
3. Violations against reactive oxygen species, to maintain the integrity of cell membranes and skin structure

Pack in paper-drums and two plastic-bags inside.

Store in a well-closed container away from moisture.

Shelf Life
2 years if sealed and store away from direct sun light.
Assay (HPLC)        OPC≥95%95.2%

Physical & Chemical Control 

Identification :Positive reaction
Appearance :Powder 
Color:Grey brown                        Complies
Taste:bitter taste
LossOnDrying:<5%  3.80%Complies
Mesh Size:80mesh80Complies
Heavy Metals:≤10ppm<10ppmComplies

TotalPlate Count:≤1000cfu/g
Yeast &  Mold       :≤100cfu/g
Shelf life:36 Months 36
Store in a cool and dry place ,keep away from strong light &heat
If you have any needs feel free to contact me.
Sales: Damon Hua
Nanjing Zelang Medical Technology co, . Ltd
Tel: 86-025-85726337
Add: No. 108, Ganjiabian, QiXia District, Nanjing, Jiangsu, China
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