d-a-Tocopheryl Acid Succinate, 1210

Product description 
D-alpha-Tocopheryl Acid Succinate 1210 is the esterified product of d-alpha-tocopherol and succinic acid. It is a white or gery-white crystalline powder, almost odorless.
Product Identification
Synonyms Vitamin E succinate
CAS No. 4345-03-3
EINECS No. 224-403-8
INCI name Vitamin E succinate
Chemical Formula: C33H54O5
Molecular Weight: 530.79
Specifications
Description
White to almost white crystalline powder, almost odorless
Identification
The retention time of the main peak obtained with test solution is similar to that of the reference solution
Density
0.45~0.60g/cm
Melting point
3
73~78
Acid value
18.0~19.3ml
Specific Rotation, [α ]25
≥ +24°
D
Heavy metals (as Pb)
≤ 10 mg/kg
Arsenic*
≤ 3 mg/kg
Pb*
≤ 2 mg/kg
Hg*
≤ 0.1 mg/kg
Cd*
≤ 1 mg/kg
Assay
96.0%~102.0%
≥ 1161.6 IU/g
Microbiological tests
Total bacteria*
≤ 1000 cfu/g
Fungi and yeast*
≤ 100 cfu/g
Enterobacteria*
<0.3MPN/g
Salmonella*
N. D.
Staphylococcus aureus*
N. D.
Compendial requirements
The d-alpha-tocopheryl succinate contained in this product meets all requirements of the relevant monographs of USP and Ph. Eur. When tested according to these compendia.
Storage and Stability
The product may be stored for 24 months from the date of manufacture in the unopened original container in a dry place at room temperature.
It should be protected from light, heat, oxygen and moisture. Keep the container tightly closed. Once opened, use contents quickly.
Uses
Suitable for manufacturing tablets and hard-shell capsules.
Safety
This product is safe for the intended use. Avoid ingestion, inhalation of dust or direct contact by applying suitable protective measures and personal hygiene.
See Material Safety Data Sheet for full safety information.
The country of origin
China