Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 35285688-CKOS
Trade name / designation / denomination Ethylparaben Natriumsalz kosmetikqualitä
CAS number 35285-68-8
Other names / synonyms•Ethyl 4-hydroxybenzoate, sodium salt; •Ethylparabene sodium salt; •sodium 4-ethoxycarbonylphenolate; •sodium 4-ethoxycarbonylphenoxide;
EC number252-487-6
Customs tariff number / CN code / TARIC29182900
Molecular weight [g / mol]188.15573
FormulaC9H9NaO3
Danger
Causes serious eye damage.
Wear protective gloves/protective clothing/eye protection/face protection. IF exposed or concerned: Immediately call a POISON CENTER or doctor/physician.


Parameter Test Method Specification Unit

Organoleptic test
Appearance visual white powder
Colour Ph.Eur. (10% as is in water) ≤ BY6

Physical parameter
Loss on drying DIN 51777 ≤ 5,0 %
pH value Ph.Eur. (0.1% as is in water) 9,5  –  10,5
Solubility Ph.Eur. clear

Identity
Assay HPLC ≥ 95,0 %

Impurities
Heavy Metals (as Pb) HPLC ≤ 10 ppm
Residual solvents GC Ethanol: ≤ 5000 ppm
Sulphates (SO4) Ph.Eur. ≤ 300 ppm
Related substances HPLC each unspecified impurity: ≤ 0,5 % [w/w]
Related substances HPLC p-HBA-Na: ≤ 3.0 % [w/w]
Related substances HPLC total unspecified impurity: ≤ 1,0 % [w/w]

Elemental Impurities
Chlorides (Cl) Ph.Eur. ≤ 350 ppm

Supplemental information:

Released by manufacturer: 2015-10-01

Regional origin: China

Usage: for cosmetics

Version of manufacturer: 7


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 08. Aug. 2019
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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