Chemical Name:Ascorbyl Palmitate
Molecular Formula:C22H38O7
CAS No.: 137-66-6
Content: ≥ 95%—99%
Scope of use: food ,cosmetic and pharmacy
Package specification:500g / bag, 10kg / carton , 25kgs/Barrel
Storage conditions:Keep in a cool dry place. Do mix with toxic substances.
Validity period: 24 months
Product Features:
Ascorbyl palmitate, which possesses all the physiological activities of vitamin C, is an effective antioxidant scavenger of oxygen free radicals. It has been evaluated by the World Health Organization (WHO) as a nutritious, efficient, and safe food additive in the Committee on Food Additives. It is the only antioxidant that can be used in infant food in China.
Application scope:
Food industry: Antioxidant; Color fixative, used to protect easily oxidizable natural pigments (such as paprika red, lycopene, carotene, lutein, etc.); as a fat-soluble antioxidant, it is suitable for various foods made from animal and vegetable oils, such as stabilizing soybean oil, cottonseed oil, palm oil, and hydrogenated plant unsaturated fatty oils, with significant effects; infant dairy products, to prevent oxidative deterioration of infant dairy products; fried products, to prevent rancidity of oils and extend shelf life (such as instant noodles, potato chips, fried fish, fried barbecue products, etc.).
Cosmetic industry: fat-soluble freckle-removing and whitening.
Pharmacy industry: protect the effective components of drugs and prevent oxidation; compared to vitamin C (VC), vitamin C nutritional enhancer has no gastrointestinal irritation effect.
Packaging specifications: 500 grams/bag, 10 kilograms/box, 25 kilograms/barrel. Storage conditions: Store in a cool and dry place. Do not mix with toxic substances.
Expiration Date: 24 months
Product name: Ascorbyl Palmitate Food Grade
Batch No.:2025112102
Manufacturing date:Dec 2,2025
Reporting date:Dec 7,2025
Retest date:Dec 1,2027
Quantity:500.5kg
Package: 25 kg per carton
Package size: 550*365*455 (mm) Irradiation / ETO treatment: No
Test Item
Specification
Method
Result
Appearance
A white or yellowish-white powder
BP2022, NF2022, FCC13
white powder
Identification
Infrared absorption
Consistent with the CRS
BP2022,NF2022, FCC13
Consistent with the CRS
Color reaction
The sample solution decolorizes dichlorophenol-indophenol TS
The retention time of the major
BP2022, FCC13
The sample solution
decolorizes dichlorophenol- indophenol TS
The retention time of the major
Chromatographic identity
peak of the Sample solution corresponds to that of the Standard solution
NF2022, FCC13
peak of the Sample solution corresponds to that of the Standard solution
Specific optical rotation
+21° ~ +24°
BP2022, NF2022, FCC13
+22.76°
Melting range
107 ~ 117℃
FCC13
111.0°C~114.8°C
Loss on drying
NMT 1.0%
BP2022,
NF2022, FCC13
0.27%
Sulphated ash
NMT 0.1%
BP2022
0.041%
Residue on ignition
NMT 0.1%
NF2022, FCC13
0.027%
Residual solvent
NMT 0.5%
NF2022
<0.5%
Assay
98.0% ~ 100.5%
BP2022,
NF2022, FCC13
99.2%
Test Item Specification Method Result
Additional testing
Odor Without caramel smell In-house Without caramel smell
Heavy metals
Lead ≤0.5 mg/kg AAS, in-house <0.5 mg/kg
Cadmium ≤0.5 mg/kg AAS, in-house <0.5mg/kg
Arsenic ≤0.5 mg/kg AAS, in-house <0.5 mg/kg
Mercury ≤0.1 mg/kg AAS, in-house <0.1 mg/kg
Microbials
Total Aerobic Microbial Count NMT 100 cfu/g ChP2020 <100 cfu/g
Total Yeasts and Moulds Count NMT 10 cfu/g ChP2020 <10 cfu/g
E. Coli Negative ChP2020 Negative P.aeruginosa Negative USP-NF<62> Negative Salmonella Negative ChP2020 Negative
S. Aureus Negative ChP2020 Negative
Conclusion: This batch complies with the specification of BP2022, USP
40,EP 11, FCC13 and additional requirements for heavy metals and microbials.
Remark: Preserve in airtight containers, protected from light, at a temperature of 8 ºC to 25 ºC.
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