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Specification

Concerning Product:
Article number 10191410BDSM
Trade name / designation / denomination Vitamin E DL-alpha-Tocopherol
CAS number 10191-41-0
Other names / synonyms•(+)-a-Tocopherol; •(+)-alpha-Tocopherol; •(+/-)-alpha-Tocopherol; •2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydro-2H-1-benzopyran-6-ol; •3,4-dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-benzopyran-6-ol; •?-Tocopherol; •D-?-TOCOPHEROL; •D-alpha-Tocopherol; •DL-α-Tocopherol; •DL-?-TOCOPHEROL;
EC number233-466-0
Molecular weight [g / mol]430.7061
FormulaC29H50O2
May cause long lasting harmful effects to aquatic life.
Avoid release to the environment. Dispose of contents/container in accordance with local/regional/(inter)national regulations.


Parameter Test Method Specification Unit

Organoleptic test
Appearance visual clear viscous oil
Colour visual colorless, almost colorless, slightly yellow, yellowish, yellowish-brown

Physical parameter
Acidity/Alkalinity Titration 0,10 N NaOH: ≤ 1,0 mL
Refraction index 589 nm, 20 °C: 1.503  –  1.507
Specific Optical Rotation Polarimetry -0,01  –  0,01 °

Identity
Assay 97,0  –  102,0 %
Identification GC complies
UV spectroscopy UV/VIS spectroscopy Maximum extinction: 71,0  –  76,0

Impurities
Heavy Metals (as Pb) ICP-MS ≤ 10 ppm
Sulphated ash Gravimetric ≤ 0,1 %
Impurity GC A. ≤ 0,5 %
Impurity RRT:1. 294895 Any other impurity 1: ≤ 0,25 %
Impurity RRT:1. 674755 Any other impurity 2: ≤ 0,25 %
Impurity GC B. ≤ 1,5 %
Impurity GC C. + D. ≤ 1,0 %
Impurity total: ≤ 2,5 %

Elemental Impurities
Arsenic (As) ICP-MS ≤ 1 ppm
Cadmium (Cd) ICP-MS ≤ 0,5 ppm
Mercury (Hg) ICP-MS ≤ 1 ppm
Lead (Pb) ICP-MS ≤ 2 ppm

Organic volatile impurities
Toluene GC ≤ 80 ppm

Regulatory information:

Registration status: This product is manufactured according to the Good Manufacturing Practices (GMP).


Supplemental information:

Shelf life: 2 years

Packing: 20 Kg Alu bottle

Regional origin: Europe


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 30. May. 2022
We only confirm that we took over the data from our supplier accordingly. Despite careful working, errors in the takeover are not totally excluded. Some or all parts off the document may be translated due to our best knowledge from the original to give a better understanding. If you have any questions about specific details, please call us directly. Unless otherwise marked, these data do not originate from us and have not been tested by us on the correctness. The above information corresponds to the present state of our knowledge and is intended as a general description of our products and their possible applications. We make no warranties, expressed or implied, as to the information's accuracy, adequacy, sufficiency or freedom from defect and assumes no liability in connection with any use of this information. Any user of this product is responsible for determining the suitability of our products for its particular application. The foregoing information does not absolve the buyer of its own tests. Observing existing laws and regulations, is the responsibility of the buyer of our product. Nothing included in this information waives any of our General Terms and Conditions of Sale, which control unless it agrees other in writing. Any existing intellectual/industrial property rights must be observed. Due to possible changes in our products and applicable national and international regulations and laws, the status of our products could change. Material Safety Data Sheets providing safety precautions, that should be observed when handling or storing our products, are available upon request and are provided in compliance with applicable law. The user should obtain and review the applicable Material Safety Data Sheet information before handling any of these products. For additional information, please contact us.


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