Propyl Gallate with CAS 121-79-9
What is Propyl Gallate?
Propyl Gallate (PG) is a highly effective synthetic antioxidant widely used in the food, pharmaceutical, and cosmetic industries. As a trusted propyl gallate supplier, Runtai Chemical provides premium quality propyl gallate that meets international food safety standards.
Propyl gallate is the propyl ester of gallic acid, appearing as a white to creamy-white crystalline powder with excellent antioxidant properties. It effectively prevents the oxidative rancidity of oils and fats, extending product shelf life and maintaining quality. Our propyl gallate is manufactured under strict quality control systems, ensuring consistency and purity for your applications.
Product Advantages
- Superior Antioxidant Protection: Highly effective at preventing oxidation and rancidity in oils and fats, significantly extending product shelf life and maintaining freshness.
- Excellent Heat Stability: Maintains antioxidant activity even at high temperatures, making it ideal for cooking oils, baked goods, and heat-processed foods.
- Synergistic Effect: Works excellently in combination with other antioxidants like BHA, BHT, and TBHQ for enhanced protection and broader applications.
Propyl Gallate Quick details
- Chemical Name: Propyl gallate
- CAS No.: 121-79-9
- EINECS: 204-498-2
- Molecular Formula: C10H12O5
- Molecular weight:212.2
- Appearance:White crystal powder
- Assay:98%
- Synonyms:Propylester kyseliny gallove;propylesterkyselinygallove;Sustane PG;Tenox PG;tenoxpg;FEMA 2947;FEMA 2974;PROGALLIN P
Propyl Gallate Typical Properties
| Item | Specification | Results |
| Appearance | White crystal powder | White crystal powder |
| Purity | 98.0~102.0 % | 99.85% |
| Gallic acid | ≤0.5% | 0.03% |
| Appearance of solution | The solution is clear,not more intensely colored than reference solution BY5 | Conforms |
| Identification | Identification A refer to standard
Identification B refer to standard |
conforms
conforms |
| Solubility | Freely soluble in alcohol, slightly soluble
in water |
Conforms |
| Loss on Drying | ≤0.5% | 0.12% |
| Melting point | 148-151℃ | 149.2℃ |
| Ignited residue | ≤0.1% | 0.05% |
| Heavy metal | ≤10PPM | 2PPM |
| Lead/pb | ≤2ppm | 0.2% |
| Total Chlorine | ≤200ppm | 60ppm |
| chlorides | ≤100ppm | 40ppm |
| Sulphates | ≤0.02% | 0.01% |
| Conclusion | The results conforms with USP40 standards | |
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Propyl Gallate Applications
- Propyl gallate is mainly used in fried foods, instant noodles, and canned foods, and its antioxidant effect is superior to that of the commonly used food antioxidants BHA and BHT
- Propyl gallate can be used as a food and feed additive. When using propyl gallate as a feed antioxidant, the maximum dosage is 100ppm
- Propyl gallate can be used in cosmetics and as an inhibitor for UV protection
Propyl Gallate Package & Storage
- Package:25kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
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