Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 50817TLY
Trade name / designation / denomination L-Ascorbinsäure (Vitamin C), E 300, kris
CAS number 50-81-7
Other names / synonyms•2-(1,2-dihydroxyethyl)-4,5-dihydroxy-3-furanone; •Vitamin C; •ascorbic acid;
EC number200-066-2
Customs tariff number / CN code / TARIC29362700
Molecular weight [g / mol]176.12
FormulaC6H8O6


Parameter Specification Unit

Organoleptic test
Colour white to off-white

Physical parameter
Form crystalline powder
Loss on drying in vacuum over sulphuric acid, 24 h: ≤ 0,4 %
pH value (2% in H2O) 2,4  –  2,8
Specific Optical Rotation D20] 10% in H2O: + 20,5  –  + 21,5 °
Melting range with decomposition: 189,0  –  193,0 °C

Identity
Assay 99,0  –  100,5 %
Identification complies

Impurities
Sulphated ash ≤ 0,1 %

Elemental Impurities
Arsenic (As) ≤ 3 ppm
Mercury (Hg) ≤ 1 ppm
Lead (Pb) ≤ 2 ppm

Particle size distribution
Particles 40 - 80 mesh

Supplemental information:

Shelf life: 3 years

Derivation: fermentation of glucose out of corn starch

Storage conditions: Keep in tightly closed original sealed packing in a cool, clean and dry place, away from direct sunlight and water.

Packing: 25-kg cardbox with PE liner bag

Usage: Category: Nutritional additives (Cat. 3), Functional group: Vitamins, pro- vitamins and chemically well-defined substances having similar effect (a)
Category: Technological additives (Cat. 1), Functional group: Antioxidants (b)

Conclusion: Complies with the purity criteria for the specified product according to regulation (EU) No 231/2012 as well as with regulation (EC) No 1333/2008 and regulation (EC) No 1831/2003. Results and methods as outlined in JECFA description of methods.


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 29. Jan. 2020
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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