Paraformaldeido (Paraformaldehyde) - 1.000 Gr - Sigma

reagent grade, crystalline

Sinônimo(s):

Polyoxymethylene

Fórmula linear:

HO(CH₂O)_nH

Número CAS:

30525-89-4

Peso molecular:

30.03 (as monomer)

Número MDL:

MFCD00133991

ID de substância PubChem:

24898648

NACRES:

NA.25

grau

reagent grade

Nível de qualidade

200

densidade de vapor

1.03 (vs air)

pressão de vapor

<1.45 mmHg ( 25 °C)

forma

crystalline

temperatura de autoignição

572 °F

Lim. expl.

73 %

pf

120-170 °C (lit.)

densidade

0.88 g/mL at 25 °C (lit.)

temperatura de armazenamento

2-8°C

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

Descrição geral

Paraformaldehyde is a cross-linking fixative. It is changed to formaldehyde by heating and by adding small amount of sodium hydroxide.

Aplicação

Paraformaldehyde is recommended for use in the preparation of formalin fixatives for tissues or cells when the samples are to be used in florescence studies.
Paraformaldehyde has been used for fixing of cells and tissue sections during staining procedures.