Merck
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73594

Supelco

Ammonium acetate

LiChropur, eluent additive for LC-MS

Linear Formula:
CH3CO2NH4
CAS Number:
Molecular Weight:
77.08
Beilstein:
4186741
Número EC:
Número MDL:
eCl@ss:
39021908
ID de substância PubChem:
NACRES:
NB.21

Nível de qualidade

100

grau

eluent additive for LC-MS

teor

≥99.0% (calc. on dry substance, T)

forma

solid

qualidade

LiChropur

technique(s)

LC/MS: suitable

Impurezas

insoluble matter, passes filter test
≤1% water

resíduo de ignição

≤0.01% (as SO4)

pH

6.2-7.5 (25 °C, 1 M in H2O)

pf

110-112 °C (dec.) (lit.)

solubilidade

H2O: 1 M at 20 °C, clear, colorless

traços de ânion

chloride (Cl-): ≤5 mg/kg
nitrate (NO3-): ≤10 mg/kg
sulfate (SO42-): ≤10 mg/kg

traços de cátion

Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤5 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg

λ

1 M in H2O

Absorção UV

λ: 260 nm Amax: ≤0.015
λ: 280 nm Amax: ≤0.010

adequação

passes test for LC-MS

SMILES string

N.CC(O)=O

InChI

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

InChI key

USFZMSVCRYTOJT-UHFFFAOYSA-N

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Descrição geral

Ammonium acetate exists as a white crystal. It is prepared from acetic acid and ammonia by neutralization to pH 7.0. It is widely used in analytical chemistry, drugs and in textile dyeing.

Aplicação

Ammonium acetate has been used to prepare eluents for UPLC-MS/MS and HPLC-MS/MS to compare the matrix effect of 9 pharmaceutical compounds in aqueous environmental samples. It has also been used as an additive to improve detection of phosphopeptides using MALDI-MS.

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Informações legais

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Código de classe de armazenamento

13 - Non Combustible Solids

WGK

WGK 1

Ponto de fulgor (ºF)

Not applicable

Ponto de fulgor (ºC)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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