Where to buy Grape extract with low price and high quality. We are your best choice, all informations about Grape extract are available.
Where to buy Grape extract with low price and high quality, all the sales information is available.
Product Name: Grape extract
Grape extract source: Grape seed extract are industrial derivatives from whole grape seeds that have a great concentration of vitamin E, flavonoids, linoleic acid, and OPCs. Typically, the commercial opportunity of extracting grape seed constituents has been for chemicals known as polyphenols, including oligomeric proanthocyanidins recognized as antioxidants.
Grape extract introduction: Grape seed extract are industrial derivatives from whole grape seeds that have a great concentration of vitamin E, flavonoids, linoleic acid, and OPCs. Typically, the commercial opportunity of extracting grape seed constituents has been for chemicals known as polyphenols, including oligomeric proanthocyanidins recognized as antioxidants.
Appearance: Reddish brown powder
Active ingredient: Proanthocyanidin
Grape extract specifications: 95%-98% OPC grape seed extract powder
Test by: HPLC
Molecular formula: C30H26O13
Molecular weight: 594.52
Structural formula:
Processing technology:
Grape extract Main benefits:
1. Whitening
2. Anti-aging and anti-wrinkle
3. High effective anti-oxidants.
4. Widely used in Health care products, cosmetics.
Grape extract Specification
|
ANALYSIS |
SPECIFICATION |
RESULTS |
|
Assay |
Proanthocyanidins ≥ 95.0% |
95.37% UV |
|
Organoleptic |
||
|
Moisture Content |
≤5% |
4. 4% |
|
Appearance |
Reddish-Brown powder |
Complies |
|
Ash content |
≤3% |
1.2% |
|
Grape extract Heavy metal |
||
|
Pb |
≤3.0mg/kg |
Complies |
|
As |
≤2.0mg/kg |
Complies |
|
Grape extract Physical Characteristics |
||
|
Ethanol Residues |
≤5000ppm |
231.1ppm |
|
Loss on drying |
≤5% |
2.51% |
|
Ash Content |
≤5% |
4.13% |
|
Tap Density |
35-55g/100mL |
Complies |
|
Particle Size |
NLT 95%Through 80 mesh |
Complies |
|
Mesh Size |
≥98% pass 80mesh |
Complies |
|
Grape extract Microbiological Tests |
||
|
Total Yeast&Mold |
≤100cfu/g |
Complies |
|
Total Plate Count |
≤1000cfu/g |
Complies |
|
E.Coli |
Negative |
Complies |
