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Ascorbyl Palmitate CAS 137-66-6

Assay: 98.5-100.5%
Appearance: A white or yellow-white powder
Capacity: 200MT per year
Packaging: 25kg fiber drum
Sample: available

related documents:

  • COA of Ascorbyl Palmitate
  • TDS of Ascorbyl Palmitate


Ascorbyl Palmitate Quick Details

Chemical Name: Ascorbyl Palmitate

Synonyms: L-Ascorbyl 6-palmitate; L-Ascorbyl palmitate

CAS No.: 137-66-6

Assay:98.0% ~ 100.5% (Titration)

Chemical structure:   

Molecular Formula: C22H38O7

EINECS: 205-305-4

Synonyms: L-Ascorbyl 6-palmitate; scorbic;L-Ascorbic Acid 6-Palmitate;L-Ascorbyl palmitate;

Appearance: White or yellowish-white powder

Ascorbyl Palmitate Typical Properties

Test Item Technical Specification
Appearance White or yellow-white powder
Assay(on dried basis) 98.0%-100.5%
Whiteness Not less than 68
Appearance of solution Clear and not more than BY4
Optical rotation Between +21°and+24°
Melting range Between 107℃-117℃
Loss on drying Not more than 0.8%
Residue on ignition Not more than 0.1%
Sulphated ash Not more than 0.1%
Bacteria amount Not more than 100cfu/g
Yeasts and Mould Not more than 10cfu/g
Coliforms bacteria Not more than 30MPN/100g
Pathogenic bacteria(salmonella, shigella, staphylococcus aureus) Negative
Residual solvents Not more than 5000ppm
Heavy metal(as Pb) Not more than 4ppm
Lead Not more than 2ppm
Arsenic Not more than 1ppm
Cadmium Not more than 0.5ppm
Mercury Not more than 0.01ppm
Sodium Not more than 5ppm
Iron Not more than 10ppm
Zinc Not more than 10ppm
Copper Not more than 3ppm
Identification Positive by IR or Chemical method

What is Ascorbyl Palmitate ?

1. Ascorbyl Palmitate is a non-toxic and harmless multifunctional nutrient antioxidant preservative.

2. This product has anti-oxidation and nutrient strengthening function, used as an anti-oxidation whitening agent of VE, and the anti-oxidation effect in oil is very obvious. It is resistant to high temperature and is suitable for medicine, health care products, cosmetics, etc. It is also suitable for baking antioxidant oil antioxidants. It has better anti-oxidation effect on lard than vegetable oil.

3. This product is commonly used in oily foods, edible oils, animal and vegetable oils and high-grade cosmetics. It can also be used in various baby foods and milk powders.

Ascorbyl Palmitate Application

1. Ascorbyl Palmitateis used as an antioxidant, and can be used for fat-containing foods, instant noodles, edible oils and hydrogenated vegetable oils. In addition, it is also used as a food nutrition enhancer (amount refers to vitamin C).

2. Ascorbyl Palmitate can stimulates collagen synthesis, significantly increases skin elasticity, body antioxidants and in vitro antioxidants

3. Food additives. Mainly used as a nutrition enhancer and antioxidant preservative, widely used in food and beverage and other fields.

4. Ascorbyl Palmitate mainly used as an antioxidant, widely used in food, medicine and other fields

5. Ascorbyl Palmitate used as dyes, pesticides and pharmaceutical intermediates, etc.

Is ascorbyl palmitate safe?

This product is harmful to waterborne organisms and may cause long-term adverse effects in an aqueous environment.


1kg/bag, 25kg/Fiber Drum or as requested


Preserve in airtight containers, protected from light at a temperature of 8ºC to 15ºC. Shelf life is 24 months.

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