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• Overview
• Product Description
• Detailed Photos
• Certifications
• Packaging & Shipping
• Company Profile
• FAQ

Overview

Basic Info.

Model NO.	50% 98% 99%
Application Form	Lotion, Paste, Tablet
Application	Food, Health Care Products, Medicine
State	Powder
Extract Source	Polygonum Cuspidatum Extract
Product Name	Resveratrol
Appearance	off -White or Yellowish Powder
Grade	Food Grade
Sampel	Free
Color	off -White or Yellowish
CAS	501-36-0
Transport Package	25kg/Drum
Specification	50% 98% 99%
Trademark	DawnChem
Origin	China
HS Code	1302199099
Production Capacity	10tons

Product Description

Trans-3,4 ',5-trihydroxistilbene is a natural polyphenolic plant protectin. It has biological activities such as anti-dementia, anti-tumor, anti-inflammatory, anti-mutation, anti-bacterial and anti-fungal, and may be a good lead compound. Some of its analogues have also shown good biological activities in animal experiments, such as anti-inflammatory and anti-cancer activities

Q:Are you trading company or manufacturer?A:We are a trading company but can OEM,also have price advantage.Q:How long is your delivery time?A:Generally it is 7-10days days depends on which item you order.Q:What is your terms of payment?A: Our payment terms are flexible, please discuss with our sales,or contact our customer service email.Q:Can we accept OEM service?A:We are pleased and specialized to providing OEM service.Q:Can I get the free samples?A:Of course,you can get them by paying the freight only.Q:What's the advantages of your products?A:1.Top-quality raw materials.2.Strict inspection control on each production process.3.Flexible OEM service on every aspect.

Product Description

Detailed Photos

Items				Specification	Results	Methods
Orgamoleptic
Appearance				Off-white or yellowish powder	Conforms	Visual
Identity
IR				Spectrum must conform	Conforms	IR
HPLC				Retention time must conform	Conforms	HPLC
Cheek
Water %				NMT0.5	0.08	CP2020<0832>
Ash%				NMT0.5	0.06	CP2020<2302
Related Substances	Emodin %			NMTO.1	Not detected	HPLC
	Cis-resveratrol %			NMT0.1	Not detected	HPLC
	Single impurity%			NMT0.1	0.03	HPLC
	Total impurities%			NMT0.5	0.03	HPLC
Purity%				99.0MIN	99.97	HPLC
Heavy metals ppm				NMT10	Conforms	CP2020<0821>
Lead ppm				NMT0.5	Conforms	ICP-MS
Cadmium ppm				NMT1.0	Conforms	ICP-MS
Arsenic ppm				NMT1.0	Conforms	ICP-MS
Mercury ppm				NMT0.1	Conforms	ICP-MS
Particle size				98% through 80-mesh sieve	98.54	CP2020<0982>
Residual solvents ppm			Ethanol	NMT500	37	GC
Assay
Assay (On dry basis)%				98.0-101.5	99.42	HPLC
Microbiology
Total Plate Count CFU/g				NMT1000	<1	CP2020<1105>
Yeast & Mold CFU/g				NMT100	<1	CP2020<1105>
E.Coli,colforms and pseudomonas				Absent	ND	CP2020<1106>
Salmonella				Absent	ND	CP2020-1106>
Conclusion		This product complies with enterprise standard.
Storage		Normal temperature,airtight,dark storage.
Remarks		*Non-Irradiation *Non-ETO *Non-Excipients

Certifications

Packaging & Shipping

Company Profile

Shandong Dawnchem Company Limited., is a collection of research and development, production, sales and service in one of the chemical products company.The company is located in "quancheng" jinan.Jinan is a national historical and cultural city, one of the first batch of China's outstanding tourist cities, one of the birthplace of prehistoric culture longshan culture.The company mainly engaged in food/feed additives, vitamins and Amino acid.Products are exported to the United States, South Korea, Turkey, Poland, Japan, southeast Asia, Europe, the Middle East and other countries and regions.

FAQ