Product Name: Naringin
CAS Number: 10236-47-2
Molecular Formula: C27H32O14
Molecular Weight: 580.54 g/mol
Appearance: Pale yellow crystalline powder
Origin: Natural citrus peel extract
1. Product Specifications
| Test Item | Food Grade Specification | Industrial Grade Specification | Method |
|---|
| Assay (HPLC) | ≥ 95% | ≥ 92% | HPLC |
| Appearance | Pale yellow crystalline powder | Pale yellow crystalline powder | Visual |
| Odor & Taste | Characteristic, slightly bitter | Characteristic, slightly bitter | Organoleptic |
| Identification | Positive (HPLC/IR/UV) | Positive (HPLC/IR/UV) | IR/HPLC/UV |
| Solubility | Soluble in methanol, ethanol, DMSO; slightly soluble in water | Soluble in methanol, ethanol, DMSO; slightly soluble in water | Visual |
| Loss on Drying | ≤ 5% | ≤ 7% | Gravimetric |
| Ash | ≤ 2% | ≤ 3% | Gravimetric |
| Heavy Metals | ≤ 10 ppm | ≤ 20 ppm | AAS |
| Lead (Pb) | ≤ 1 ppm | ≤ 3 ppm | AAS |
| Arsenic (As) | ≤ 1 ppm | ≤ 3 ppm | AAS |
| Cadmium (Cd) | ≤ 1 ppm | ≤ 2 ppm | AAS |
| Mercury (Hg) | ≤ 0.1 ppm | ≤ 0.2 ppm | AAS |
| Total Plate Count | ≤ 1000 cfu/g | ≤ 5000 cfu/g | Standard Microbiology |
| Yeast & Mold | ≤ 100 cfu/g | ≤ 500 cfu/g | Standard Microbiology |
| E. coli | Not detected | Not detected | Standard Microbiology |
| Salmonella | Not detected | Not detected | Standard Microbiology |
| Staphylococcus aureus | Not detected | Not detected | Standard Microbiology |
2. Physical & Chemical Properties
Melting Point: 165 – 168 °C
Optical Rotation: [α]D20: +75° to +85° (c = 1, MeOH)
pH (1% solution): 5.5 – 6.5
Solubility:
Water: Slightly soluble
Methanol/Ethanol: Soluble
DMSO: Soluble
3. Applications
Food & Beverage:
Functional ingredient in beverages, nutraceuticals, and health foods
Antioxidant and bittering agent
Pharmaceutical & Research:
Bioflavonoid for cardiovascular, anti-inflammatory, and antioxidant studies
Raw material for dietary supplements and pharmaceutical formulations
Cosmetic & Industrial:
Anti-aging and antioxidant ingredient in cosmetic formulations
Fine chemical intermediate in industrial applications
4. Packaging & Storage
Packaging: 1 kg / 5 kg / 25 kg kraft drum with inner PE bag; food-grade packaging available
Storage Conditions: Store in cool, dry, dark place
Shelf Life: 24 months when stored properly
Handling Precautions: Avoid moisture, direct sunlight, and high temperature; use gloves for large-scale handling
5. Compliance & Certificates
Food Grade: Complies with FCC, USP, EP standards
Industrial Grade: Complies with USP/EP/BP standards
Non-GMO, solvent-free, allergen-free (for food grade)
Certificates available: COA, MSDS, ISO, Kosher/Halal
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