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Quick Details

  • Type: Herbal Extract
  • Variety: polygonum cuspidatum root extract
  • Form: Powder
  • Part: Root
  • Extraction Type: Solvent Extraction
  • Packaging: Drum
  • Place of Origin: Shaanxi, China (Mainland)
  • Grade: AAAAA
  • Brand Name: N&R
  • Appearance:: White Fine Powder

Packaging & Delivery

Packaging Details 25kg/drum, inner package two plastic bags
Delivery Time Instock

Storage: Stored in cool and dry place. Keep away from light and heat.

Shelf life: 2 years when properly packaged.
Specification 

Item

Specification

Appearance

White Fine Powder

Identification (By HPLC)

Positive

Taste & Odor

Characteristic

Assay (Trans-resveratrol)

98.0%

Melting Point

253°C-255°C

Solubility

Soluble in ethanol, acetone, aether etc; insoluble in water

Mesh Size

100% pass 80 mesh

Loss on Drying

2.0.0%

Ash

1.5%

Heavy Metal

<10ppm

As

<2ppm

Residual Solvents

Eur. Pharm.

Pesticides

Negative

Microbiology

Total Plate Count

<1000cfu/g

Yeast & Mold

<100cfu/g

E.Coli

Negative

 

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Transaction History of the Supplier

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Transaction Overview

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Trade Assurance
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
20 Transactions 9,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $68,000
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