P6148
Paraformaldehyde
reagent grade, crystalline
Synonym(s):
Polyoxymethylene
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About This Item
Linear Formula:
HO(CH2O)nH
CAS Number:
Molecular Weight:
30.03 (as monomer)
UNSPSC Code:
12352114
PubChem Substance ID:
NACRES:
NA.25
MDL number:
Grade:
reagent grade
Vapor pressure:
<1.45 mmHg ( 25 °C)
grade
reagent grade
Quality Level
vapor density
1.03 (vs air)
vapor pressure
<1.45 mmHg ( 25 °C)
form
crystalline
autoignition temp.
572 °F
expl. lim.
73 %
dilution
(for analytical testing)
mp
120-170 °C (lit.)
density
0.88 g/mL at 25 °C (lit.)
storage temp.
2-8°C
SMILES string
[O-]#[C+H2]
InChI
1S/CH2O/c1-2/h1H2
InChI key
WSFSSNUMVMOOMR-UHFFFAOYSA-N
General description
Paraformaldehyde is a cross-linking fixative. It is changed to formaldehyde by heating and by adding small amount of sodium hydroxide.
Application
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.
Paraformaldehyde has been used for fixing of cells and tissue sections during staining procedures.
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Dam. 1 - Flam. Sol. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
Storage Class
4.1B - Flammable solid hazardous materials
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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