PRODUCT SPECIFICATION
Oxifend Red Grape Skin Extract
Product: Oxifend Red Grape Skin Extract
Product code: XRG
Country of origin: New Zealand
Product description: Oxifend® Red Grape Skin Extract is a high-quality extract from unfermented New Zealand grown Pinot noir grape skins. A deep red/purple free flow powder high in natural phenolics, manufactured using New Zealand Extracts unique 100% Aqua Pure® extraction process.
Botanical description: Vitis vinifera
Other name: grape
CAS number: 84929-27-1
Plant part: skins
Solvent used: potable water
Equivalence: fresh fruit 400:1
Plant preparation: wash, extract, concentrate, freeze-dry
Excipient: none
GMO: non-GMO
Minimum recommended dosage: 500 mg/g per serve
Physical, Analytical and Microbiological Detail
| Test | Specification | Method |
|---|---|---|
| Appearance | Reddish / purple fine powder | Visual |
| Taste | Astringent | Sensory evaluation |
| Odour | Light berry / grape aromatic | Sensory evaluation |
| Active ingredients | > 350 mg/g phenolics | AOAC 952.03 OMA online (mod) |
| Mesh size | > 95% through 40 mesh | Pass |
| Loss on drying | < 5% | BP or USP loss on drying method |
| Water activity | < 0.25 | AquaLab Operator’s manual |
| Pesticides residue | Complies with BP 2004 Appendix XI L and USP 561 | Solvent extraction, SPE cleanup, GC-MS/MS and LC-MS/MS analysis |
| Solubility in water | > 95% | In-house method |
| Lead (Pb) | < 3.0 ppm | Biological materials digestion ICP-MS |
| Mercury (Hg) | < 0.1 ppm | Biological materials digestion ICP-MS |
| Arsenic (As) | < 3.0 ppm | Biological materials digestion ICP-MS |
| Cadmium (Cd) | < 1.0 ppm | Biological materials digestion ICP-MS |
| Aerobic plate count | < 2,000 cfu/g | APHA 8.72 5th Ed |
| Yeasts and moulds | < 2,000 cfu/g | APHA 21.5 (modified) 5th Ed |
| Escherichia coli | Negative/10g | APHA 9.93 (modified) 5th Ed |
| Salmonella | Negative/10g | ISO 6579-1:2017 |
| Staphylococcus aureus | Negative/10g | APHA 39.6 (modified) 5th Ed |
| Shelf life | 24 months | |
| Storage | In a cool, dry place away from direct sunlight | |
| Packaging | 2 x10 kg, total net 20 kg, heat sealed foil laminate bags within individual cartons and then packed together in a heavy-duty cardboard box. | |
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- Date of issue: 19th July 2023 |
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