Pine Bark Extract

Product Name:Pine Bark Extract
Source:Pinus pinaster
Part Used:Bark
Active ingredient:Polyphenols,OPC, Procyanidins
Specification:
1. Procyanidins:95% 98%
2. Polyphenols:60% 70% 80%
3.OPC:60% 70% 80%
Package:25Kg/Drum
Drum’s Size:36cm*36cm*52cm
Shelf Time:2 Years

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Description

Pine bark extract, polyphenols from pine bark, the principal active ingredients of which are low molecular polymers of proanthocyanidins which amounts to more than 95%. It is reddish brown powder, a kind of strong antioxidation agent, killing free radicals and absorbing UV radiation effectively used in dietary supplement health care products and cosmetics.

Specification

Product Name:	Pine Bark Extract	Part Used:	Bark
Latin Name:	Pinus pinaster	Extract Solvent:	Water&Ethanol

ITEM	SPECIFICATION	TEST METHOD
Appearance	Fine powder	Visual
Color	Brown to red brown	Visual
Odor	Characteristic	Sensory
Taste	Characteristic	Sensory
Physical&Chemical
Identification	Complies to the standard	TLC
Proanthocyanidins	≥95.0%	UV
Particle size	NLT 95% through 80mesh	USP38<786>
Bulk density	0.35~0.55g/ml	USP38<616>
Tapped density	0.45~0.65g/ml	USP38<616>
Loss on drying	≤ 5.0%	USP38<731>
Total Ash	≤ 5.0%	USP38<561>
Residual solvents	Meets USP requirements	USP38<476>
Pesticides	Meets USP requirements	USP38<561>
Aflatoxins	Meets USP requirements	USP38<561>
Heavy metal Profile
Heavy metal	<10ppm	AAS
Pb	<1ppm	AAS
As	<1ppm	AAS
Hg	<0.1ppm	AAS
Cd	<1ppm	AAS
Microbiological profile:
Total plate count	<1000Cfu/g	GB 4789.2
Yeasts and molds	<100Cfu/g	GB 4789.15
Coliforms	Negative/g	GB 4789.3
E.coli	Negative/g	GB 4789.38
Salmonella	Negative/25g	GB 4789.4
Staphylococcus aureus	Negative/10g	GB 4789.10