


Curcumin(Turmeric extract) with CAS 458-37-7
What is Curcumin (Turmeric extract)?
Curcumin is the principal curcuminoid found in the rhizome of turmeric (Curcuma longa), a plant long used in traditional medicine and as a natural food colorant (E100). Chemically, it is a diarylheptanoid, and it is the compound responsible for turmeric’s characteristic bright yellow-orange color.
Curcumin is produced by extracting and purifying dried turmeric rhizomes, typically standardized to 98% total curcuminoids by HPLC. It is supplied as a fine orange-yellow crystalline powder, practically insoluble in water but soluble in oils, ethanol, and alkaline solutions.
Because of its antioxidant and anti-inflammatory profile, curcumin is one of the most widely traded botanical actives globally, used across the food, dietary supplement, pharmaceutical, and cosmetic industries.
Runtai Chemical is a professional and reliable China manufacturer of Curcumin(Turmeric extract) with CAS 458-37-7 with higher purity and lower price. If you are interested in our Curcumin(Turmeric extract), PLS free to contact us for a free sample!
Product Advantages
- Antioxidant support: neutralizes free radicals, protects cell integrity
- Anti-inflammatory activity: supports joint comfort and healthy inflammatory response
- Natural yellow colorant: stable, vivid pigment for food and cosmetic formulations
- Digestive and cardiovascular support: commonly used in wellness and functional food blends
- Skin benefits: brightening and soothing properties for topical cosmetic use
Curcumin(Turmeric extract) Quick details
- Chemical Name: Curcumin
- CAS No.:458-37-7
- EINECS: 207-280-5
- Molecular Formula: C21H20O6
- Molecular weight:368.38
- Appearance: Yellow-orange powder
- Assay:98%;95%
- Synonyms: Curcumin, Natural Yellow 3, Diferuloylmethane, Turmeric Curcumin Powder
Curcumin(Turmeric extract) Typical Properties
| Item | Specification | Results |
| Appearance | Yellow-orange powder | Conforms |
| Assay | ≥98% | 99.9% |
| Particle size | Not less than 95% through 80 mesh | Conforms |
| Loss on drying | ≤1.0% | 0.2% |
| Ash | ≤1.0% | 0.2% |
| Heavy metals | ≤10.00 Mg/Kg | Conforms |
| Pb | ≤0.5Mg/Kg | Conforms |
| As | ≤0.5Mg/Kg | Conforms |
| Hg | ≤0.1Mg/Kg | Conforms |
| Cd | ≤0.5Mg/Kg | Conforms |
| Total plate count | ≤1000cfu/g | <10cfu/g |
| Total Yeast | ≤100cfu/g | <10cfu/g |
| Coliforms /g | Negative | ND |
| Staphylococcus aureus /g | Negative | ND |
| Salmonella | Negative | ND |
| Conclusion | The results conforms with enterprise standards | |
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Curcumin(Turmeric extract) Applications
- Nutraceutical: capsules, tablets, softgels, powder blends for joint health and general wellness
- Food & Beverage: golden milk, turmeric lattes, energy bars, functional beverages, natural yellow colorant
- Cosmetics: anti-aging creams, brightening masks, hair care formulations
- Pharmaceutical: active ingredient for therapeutic formulations
- Animal Nutrition: feed additives for livestock and pet supplements
Curcumin/Turmeric extract Package & Storage
- Package: 25kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
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