High Purity Vine Tea Extract 98% Dihydromyricetin

• Customization: Available
• Certification: ISO, FDA, HACCP, Kosher,Halal
• Assay Method: HPLC
• Model NO.: VTE
• Application: Health Care Products, Medicine
• State: Powder
• Extract Source: Vine Tea
• Botanical Source: Ampolopsis Grossedentata W.T.Wang
• Plant Part Used: Leaf,100% Natural
• Appearance: Fine off-White to White Powder
• Odor & Taste: Characteristic
• Solubility: Soluble in Ethanol & Water Solution
• Transport Package: in Fiber Drum, LDPE Bag Inside. N. W.: 25kgs/Drum
• Specification: Dihydromyricetin 98%
• Trademark: Kingherbs
• Origin: China
• HS Code: 2938909090
• Production Capacity: 500kg/Month

Product Description

Vine Tea Extract-Dihydromyritin

Other names: Ampelopsin, ampeloptin           
Chemical name: (2R,3R)-3,5,7-Trihydroxy-2-(3,4,5-trihydroxyphenyl)chroman-4-one
Botanical origin: Ampolopsis grossedentata W.T.Wang.
Part of the plant used: Stems and Leaves
Specifications: Dihydromyricetin ( DMY ) 20%- 98% (HPLC)
Molecular structure & weight: C15H12O8, 320.25
Extract solvents: Ethanol & water
Appearance: Fine off-white to white powder
 

Analysis Items		Specifications	Results		Methods used
Identification		Positive	Conforms		TLC
Appearance		Fine off-white to white powder	Conforms		Visual test
Odor & Taste		Characteristic	Conforms		Organoleptic test
Bulk Density		45-55g/100ml	Conforms		ASTM D1895B
Particle Size		100% through 80 Mesh	Conforms		AOAC 973.03
Solubility		Soluble in ethanol & water solution	Conforms		Visual
Assay		NLT 98% Dihydromyricetin	98.10%		HPLC
Loss on Drying		NMT 5.0%	1.15%		5g /105ºC /2hrs
Ash Content		NMT 2.0%	0.65%		2g /525ºC /3hrs
Extract Solvents		Ethanol & Water	Conforms		/
Solvent Residues		NMT 0.05%	Conforms		GC
Excipients		None	Conforms		/

Dihydromyricetin applications:
Protect liver, HELP recovery from drunkness. Dosage range suggested for hangover 1-8mg/kg body weight, based on DHM 80%,
Clear the free radical,
Anti-oxidation,
Diminish inflammation,
Anti-fungi/bacterium,
Preventing the forming of the thrombus,
Anti-tumour, especially it is under researches for leukemia, nasopharyngeal darcinoma/NPC,
Used in feed as antioxidant, controlling E.coli, aflatoxin, mold in the feed,
Helps improving the taste and flavors of the poultry meat.