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Specification

Concerning Product:
Article number 1314132MPEU
Trade name / designation / denomination Zinkoxid, EP, USP
CAS number 1314-13-2
Other names / synonyms•ZINC OXIDE, ACS; •Zinc Oxide, FCC; •Zinc Oxide, Powder, Reagent, ACS; •Zinc Oxide, Technical; •Zinc Oxide, USP; •Zinc oxide; •Zinc oxide, (metals basis); •Zinc oxide, 99. (metals basis); •Zinc oxide, ACS, 99. min; •Zinc oxide, Puratronic, 99. (metals basis);
EC number215-222-5
EC index number030-013-00-7
Customs tariff number / CN code / TARIC28170000
Molecular weight [g / mol]81,39
FormulaZnO
Warning 3077, 9 (Verschiedene gefährliche Stoffe und Gegenstände),
Very toxic to aquatic life with long lasting effects.
Avoid release to the environment. Collect spillage. Dispose of contents/container in accordance with local/regional/(inter)national regulations.


Parameter Specification Unit

Organoleptic test
Appearance soft, white or slightly yellow-white, amorphous powder, free of coarse-grained particles

Physical parameter
Acidity/Alkalinity complies
Loss on drying ≤ 0,2 %
pH value 7,3  –  7,5
Solubility (in HCl): ≥ 99,9 %
Solubility practically insoluble in water and alcohol, soluble in dilute mineral acids
Specific surface area 3,5  –  7,0 m²/g
Specific weight (*) 5,5  –  5,7 g/cm³

Identity
Assay ≥ 99,8 %
Identification complies

Impurities
Residue on ignition ≤ 0,2 %
Heavy Metals (as Pb) complies
Insoluble impurities Carbonates and appearance of solution: complies
Soluble part in H2O: ≤ 0,2 %
Impurity ≤ 0,2 %
Volatile substances ≤ 0,2 %

Elemental Impurities
Arsenic (As) ≤ 1 ppm
Cadmium (Cd) ≤ 10 ppm
Chlorides (Cl) ≤ 5 ppm
Copper (Cu) ≤ 2 ppm
Iron (Fe) ≤ 5 ppm
Manganese (Mn) ≤ 1 ppm
Nickel (Ni) ≤ 1 ppm
Lead (Pb) (EP): ≤ 20 ppm
Lead (Pb) (USP): complies
Sulfur (S) ≤ 7 ppm

Particle size distribution
Particles < 325 Mesh: ≥ 99,9 %
Annotation:
* only available as a typical value


Supplemental information:

Released by manufacturer: 2020-09-29

Shelf life: 24 month

Packing: 25 kg bags

Version of manufacturer: 3


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 06. May. 2021
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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