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320072

Sigma-Aldrich

Água

ACS reagent, suitable for EPA 601

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About This Item

Fórmula linear:
H2O
Número CAS:
7732-18-5
Peso molecular:
18.02
Beilstein:
2050024
Número CE:
231-791-2
Número MDL:
MFCD00011332
Código UNSPSC:
12191602
ID de substância PubChem:
329753952
NACRES:
NA.21

product name

Água, ACS reagent

grau

ACS reagent

Nível de qualidade

200

Agency

suitable for EPA 601

densidade de vapor

<1 (vs air)

pressão de vapor

3 mmHg

forma

liquid

Impurezas

MnO4- reducers, passes test
≤0.01% Silicate (as SiO2)
≤0.01 ppm silicate

índice de refração

n20/D 1.34 (lit.)

pH

6.0-8.0 (25 °C)

condutividade

≤2 μmho per cm at 25 °C

pb

100 °C (lit.)

pf

0 °C (lit.)

densidade

1.000 g/mL at 3.98 °C (lit.)

traços de ânion

chloride (Cl-): ≤0.4 ppm
nitrate (NO3-): ≤0.4 ppm
phosphate (PO43-): ≤1.0 ppm
sulfate (SO42-): ≤1.0 ppm

traços de cátion

heavy metals (as Pb): ≤0.01 ppm

cadeia de caracteres SMILES

O

InChI

1S/H2O/h1H2

chave InChI

XLYOFNOQVPJJNP-UHFFFAOYSA-N

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Aplicação

Water can be used as a:
  • Solvent to ensure the appropriate deposition and recrystallization of the matrix material used in the matrix-assisted laser desorption/ionization (MALDI) analysis.
  • Mobile phase component in the high-performance liquid chromatography (HPLC) method used for the separation of polar compounds.

Código de classe de armazenamento

12 - Non Combustible Liquids

Classe de risco de água (WGK)

nwg

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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