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5.33004

Supelco

Ammonium acetate

for LC-MS LiChropur

Sinónimos:

Ammonium acetate

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About This Item

Fórmula empírica (notación de Hill):
C2H7NO2
Número de CAS:
Peso molecular:
77.08
Número MDL:
Código UNSPSC:
12352106
Número índice de la CE:
211-162-9
NACRES:
NB.21
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Agency

suitable for ASTM® 7968
suitable for ASTM® 7979
suitable for DIN 38407-42
suitable for EPA 1633
suitable for EPA 533
suitable for EPA 537.1
suitable for EPA 8327
suitable for EPA ACB B21-02
suitable for EPA ACB B23-05b
suitable for GB 31604.35-2016
suitable for GB 5009.253-2016
suitable for ISO 21675 2019
suitable for ISO 25101
suitable for ISO/CEN 15968-2010

Nivel de calidad

cumplimiento norm.

suitable for FDA C-010.02

Formulario

solid

pH

6.7-7.3 (25 °C, 50 g/L in H2O)

mp

114 °C

solubilidad

1480 g/L

densidad

1.17 g/cm3 at 20 °C

densidad aparente

410 kg/m3

cadena SMILES

[NH4]OC(=O)C

aplicaciones

PFAS testing

temp. de almacenamiento

15-25°C

InChI

1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3

Clave InChI

USFZMSVCRYTOJT-UHFFFAOYSA-N

Descripción general

Ammonium acetate is commonly used as a buffer ormobile phase additive in liquid chromatography-mass spectrometry (LC-MS)analysis.[1]

Aplicación

Ammonium acetate can be used as a mobile phaseadditive in hydrophilic interaction liquid chromatography (HILIC) for theanalysis of oligonucleotide and siRNA.[1]

Información legal

ASTM is a registered trademark of American Society for Testing and Materials
LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

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Referencia del producto
Descripción
Precios

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Analytical characterization of DNA and RNA oligonucleotides by hydrophilic interaction liquid chromatography-tandem mass spectrometry
Huang M, et al.
Journal of Chromatography A, 1648, 462184-462184 (2021)

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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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