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Sigma-Aldrich

Magnesium nitrate hexahydrate

ACS reagent, 99%

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About This Item

Fórmula linear:
Mg(NO3)2 · 6H2O
Número CAS:
Peso molecular:
256.41
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de substância PubChem:
NACRES:
NA.21
Ensaio:
98.0-102.0% (ACS specification)
99%
grau:
ACS reagent
Formulário:
solid
Preço e disponibilidade não estão disponíveis no momento.

grau

ACS reagent

Nível de qualidade

densidade de vapor

6 (vs air)

Ensaio

98.0-102.0% (ACS specification)
99%

Formulário

solid

pH

5.0-8.2 (25 °C, 5%)

pf

89 °C (dec.) (lit.)

traços de ânion

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤5 ppm
sulfate (SO42-): ≤0.005%

traços de cátion

Ba: ≤0.005%
Ca: ≤0.01%
Fe: ≤5 ppm
K: ≤0.005%
Mn: ≤5 ppm
NH4+: ≤0.003%
Na: ≤0.005%
Sr: ≤0.005%
heavy metals: ≤5 ppm (by ICP-OES)

cadeia de caracteres SMILES

O.O.O.O.O.O.[Mg++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Mg.2NO3.6H2O/c;2*2-1(3)4;;;;;;/h;;;6*1H2/q+2;2*-1;;;;;;

chave InChI

MFUVDXOKPBAHMC-UHFFFAOYSA-N

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Descrição geral

Magnesium nitrate hexahydrate is a hydrated magnesium salt. A mixture of magnesium nitrate hexahydrate and magnesium chloride hexahydrate has been reported as a potential phase change material (PCM) for the storage of latent thermal energy.

Aplicação

Magnesium nitrate hexahydrate can be used:
  • In the synthesis of magnesium oxide (MgO) nanopowder by thermal plasma method.
  • As a starting material in the synthesis of magnesium nitrate – alumina composite [(1-x) Mg (NO3)2 – xAl2O3] via sol-gel method.
  • As a starting material for the synthesis of Mg-Al spinel precursors, required for the preparation of magnesium aluminate spinel (MgAl2O4) powder.

Código de classe de armazenamento

13 - Non Combustible Solids

Classe de risco de água (WGK)

WGK 1


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Questions

1–2 of 2 Questions  
  1. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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  2. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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