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Merck

A9642

Sigma-Aldrich

Ammoniumnitrat

Ammonium nitrate
1 of 1 reviewers received a sample product or took part in a promotion

≥99.0%

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About This Item

Lineare Formel:
NH4NO3
CAS-Nummer:
Molekulargewicht:
80.04
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12352300
PubChem Substanz-ID:
NACRES:
NA.55
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Qualität

for analytical purposes

Assay

≥99.0%

Form

powder or crystals

pH-Wert

4.5-6.0 (25 °C, 80.40 g/L)

bp

210 °C (lit.)

mp (Schmelzpunkt)

169 °C (lit.)

SMILES String

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

InChI

1S/HNO3.H3N/c2-1(3)4;/h(H,2,3,4);1H3

InChIKey

PRORZGWHZXZQMV-UHFFFAOYSA-N

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Anwendung

Ammonium nitrate can be used as a catalyst:
  • For the direct conversion of aryls, heteroaryls, and aliphatic esters to amides.
  • To synthesize 2-aminothiazoles via aerobic oxidative cyclization of ketones with thioureas.
It can also be used to quench Mizoroki-Heckreaction.

Piktogramme

Flame over circleExclamation mark

Signalwort

Warning

H-Sätze

Gefahreneinstufungen

Eye Irrit. 2 - Ox. Sol. 3

Lagerklassenschlüssel

5.1C - Ammonium nitrate and ammonium nitrate containing preparations

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


Zulassungslistungen

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EU REACH Annex XVII (Restriction List)

CAS No.

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Analysenzertifikate (COA)

Lot/Batch Number

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Die Dokumentenbibliothek aufrufen

Christopher J Harbort et al.
STAR protocols, 1(3), 100226-100226 (2020-12-31)
We present a gnotobiotic system for microbiota reconstitution on Arabidopsis thaliana under contrasting iron availability. This system induces iron starvation in plants by providing an unavailable form, mimicking conditions in alkaline soils. Inoculation of taxonomically diverse bacteria reconstitutes plants with
Lenka Plavcová et al.
Plant, cell & environment, 36(1), 186-199 (2012-06-28)
Nitrogen availability has a strong influence on plant growth and development. In this study, we examined the effect of nitrogen availability on xylogenesis in hybrid poplar (Populus trichocarpa x deltoides H11-11). Saplings of hybrid poplar were fertilized for 33 d with
K M Udert et al.
Water research, 46(2), 453-464 (2011-11-29)
In this study we present a method to recover all nutrients from source-separated urine in a dry solid by combining biological nitrification with distillation. In a first process step, a membrane-aerated biofilm reactor was operated stably for more than 12
Swathi A Turlapati et al.
FEMS microbiology ecology, 83(2), 478-493 (2012-09-15)
At the Harvard Forest, Petersham, MA, the impact of 20 years of annual ammonium nitrate application to the mixed hardwood stand on soil bacterial communities was studied using 16S rRNA genes pyrosequencing. Amplification of 16S rRNA genes was done using
Deborah Wakeham et al.
Physical chemistry chemical physics : PCCP, 14(15), 5106-5114 (2012-01-31)
The nanostructure of the ethanolammonium nitrate (EtAN)-air surface has been investigated using X-ray reflectometry (XRR), vibrational sum frequency spectroscopy (VSFS) and neutral impact collision ion scattering spectroscopy (NICISS). The XRR data decays more rapidly than expected for a perfectly sharp

Questions

1–2 of 2 Questions  
  1. 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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  2. 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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1 of 1 reviewers received a sample product or took part in a promotion

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