Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 1309484MWPEUL
Trade name / designation / denomination Magnesiumoxid, schwer, pharma
CAS number 1309-48-4
Other names / synonyms•MAGNESIUM OXIDE; •Magnesia grooves; •Magnesia sticks; •Magnesium Oxide, Heavy Powder, USP; •Magnesium Oxide, Light Powder, USP; •Magnesium Oxide, Powder, FCC; •Magnesium Oxide, Powder, Reagent, ACS; •Magnesium Oxide, Powder, Technical; •Magnesium oxide; •Magnesium oxide substrate, 10x10x0.5mm, polished one side, 100 orientation;
EC number215-171-9
Customs tariff number / CN code / TARIC25199010
Molecular weight [g / mol]40,30
FormulaMgO


Parameter Test Method Specification Unit

Organoleptic test
Appearance of solution EP complies
Colour white
Odour odourless

Physical parameter
Form powder
Bulk density 250  –  650 g/L
Solubility in water: insoluble; in ethanol: insoluble; in diluted acids: soluble

Identity
Assay USP, FCC MgO: 96,0  –  100,5 %
Assay E 530 MgO: ≥ 98,0 %
Assay EP MgO: 98,0  –  100,5 %
Identification EP complies

Impurities
Free Alkali (Ca(OH)2) (0,1N H2SO4): ≤ 2,0 ml
Residue on ignition E 530 ≤ 5,0 %
Residue on ignition EP ≤ 8,0 %
Residue on ignition USP, FCC ≤ 10,0 %
Heavy Metals (as Pb) ≤ 30 ppm
Insoluble impurities EP in C2H4O2: ≤ 0,1
Soluble part EP, E530 in H2O: ≤ 2,0 %
Sulphates (SO4) EP ≤ 1,0 %
Impurity E 530 CaO: ≤ 1,50 %

Elemental Impurities
Arsenic (As) EP ≤ 1 ppm
Calcium (Ca) USP ≤ 1,10 ppm
Calcium (Ca) EP ≤ 1,50 %
Cadmium (Cd) ≤ 0,5 ppm
Chlorides (Cl) EP ≤ 0,10 %
Iron (Fe) USP ≤ 0,05 %
Iron (Fe) EP ≤ 0,07 %
Mercury (Hg) ≤ 0,5 ppm
Lead (Pb) ≤ 0,5 ppm

Particle size distribution
Particles > 325 Mesh ≤ 25 %

Supplemental information:

Released by manufacturer: 2018-03-16

Storage conditions: Magnesium oxide must be stored in dry ambient environment. Avoid heat and humidity. In cas of open storage MgO is affected by H2O and CO2 from the air. Opened bags should always be stored well closed.

Complies with monographie: EP, USP, FCC, E 530

Packing: 25 kg paper bags with PE-liner

Usage:

  • Pharmaceutical applications, i.a. as an antacid
  • Magnesium base for vitamin tablets
  • Food additive

    Version of manufacturer: 2


  • Chemische Werke Hommel GmbH & Co.KG
    This document was generated electronically and is valid without signature.
    Waltrop, 05. Jun. 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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