Customization: | Available |
---|---|
CAS No.: | 79-81-2 |
Formula: | C36h60o2 |
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Product Number | Vitamin A |
Appearance | Yellow Powder |
Specification | 98% |
CAS No | 68-26-8 |
Sample | Availiable |
Test Method | HPLC UV |
MOQ | 1KG |
Storage | Cool Dry Place |
Health Supplements Vitamin a food grade vitamin a acetate powder vitamin a powder
Vitamin A is a metabolite of vitamin A that mediates the functions of vitamin A required for growth and development. All-trans-retinoic acid is required in chordate animals, which includes all higher animals from fish to humans.
During early embryonic development, all-trans-retinoic acid generated in a specific region of the embryo helps determine position along the embryonic anterior/posterior axis by serving as an intercellular signaling molecule that guides development of the posterior portion of the embryo. It acts through Hox genes, which ultimately control anterior/posterior patterning in early developmental stages.
1.Food industry: As a nutritional fortifier, it is used in meat foods, dairy products, fermented foods, pasta foods, various beverages, candies, flavored foods, etc.
2. Health industry: health food, base materials, fillers, biological preparations, etc.
3. Industrial products: petroleum industry, manufacturing, agricultural products, scientific and technological research, leisure, precision castings, etc.
4.Others: A pigment can be used as a flavoring, anti-freezing and moisturizing agent for shredded tobacco in the processing technology of the industry.
5.Daily chemicals: facial cleanser, beauty cream, lotion, shampoo, toothpaste, sunscreen lotion, facial mask, etc.
6. Feed: pet canned food, animal feed, aquatic animal feed, etc.
7.Experimental experiments: draft materials can be used for various experimental studies, etc.
Items |
Specification |
Results |
Description |
Pale yellow free-flowing powder, no foreign objects visible, no foreign matter and no ordor. |
Complies |
Identification |
The retention time of the principal peak conforms to which in the reference solution |
Complies |
Particle size |
100% pass through sieve 40 mesh |
100% |
Vitamin A palmitate Assay |
≥250,000IU/G |
269,000iu/g |
Loss on drying |
≤5.0% |
4.5% |
Heavy Metals (as Pb) |
≤10.00ppm |
Complies |
Arsenic (As) |
≤2.00ppm |
<0.05ppm |
Lead (as Pb) |
≤2.00ppm |
<0.05ppm |
*Cadmium (as Cd) |
≤1.00ppm |
/ |
*Mercury (as Hg) |
≤0.10ppm |
/ |
Total aerobic microbial count |
≤1000cfu/g |
<1000cfu/g |
Total moulds and yeasts count |
≤100cfu/g |
<10cfu/g |
Enterobacterial |
≤0.3MPN/G |
<0.3MPN/G |
*Escherichia coil |
n.d./10g |
n.d. |