Skip to Content
Merck
All Photos(3)

Documents

P6148

Sigma-Aldrich

Paraformaldehyde

reagent grade, crystalline

Synonym(s):

Polyoxymethylene

Sign Into View Organizational & Contract Pricing
All Photos(3)

About This Item

Linear Formula:
HO(CH2O)nH
CAS Number:
30525-89-4
Molecular Weight:
30.03 (as monomer)
MDL number:
MFCD00133991
UNSPSC Code:
12352114
PubChem Substance ID:
24898648
NACRES:
NA.25

grade

reagent grade

Quality Level

200

vapor density

1.03 (vs air)

vapor pressure

<1.45 mmHg ( 25 °C)

form

crystalline

autoignition temp.

572 °F

expl. lim.

73 %

mp

120-170 °C (lit.)

density

0.88 g/mL at 25 °C (lit.)

storage temp.

2-8°C

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

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.

Other Notes

2024 CiteAb Award Winner for Supplier Succeeding in Parkinson′s Research

related product

Product No.
Description
Pricing

Signal Word

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 Code

4.1B - Flammable solid hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCV5332
MKCW2404
MKCT2591
MKCV1963
MKCT1053

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Molecular Plant Biology: A Practical Approach (2002)
The development of 3-D, in vitro, endothelial culture models for the study of coronary artery disease.
Farcas MA et al.
BioMedical Engineering OnLine, 8, 30-30 (2009)
Burry RW
Immunocytochemistry: A Practical Guide for Biomedical Research (2009)
Proliferation of bone marrow-derived cells contributes to regeneration after folic acid-induced acute tubular injury.
Fang TC, et al.
Journal of the American Society of Nephrology, 16, 1723-1723 (2005)
Yi-Yuan Huang et al.
PloS one, 7(1), e30638-e30638 (2012-02-01)
Multiple DNA repair pathways are involved in the orderly development of neural systems at distinct stages. The homologous recombination (HR) pathway is required to resolve stalled replication forks and critical for the proliferation of progenitor cells during neural development. BCCIP
View All Related Papers

Articles

Fluorescent in situ Hybridization (FISH)

Available Fluorescent in situ hybridization (FISH) procedures, reagents and equipment.

Fluorescent in situ Hybridization (FISH)

Available Fluorescent in situ hybridization (FISH) procedures, reagents and equipment.

Fluorescent in situ Hybridization (FISH)

Available Fluorescent in situ hybridization (FISH) procedures, reagents and equipment.

Fluorescent in situ Hybridization (FISH)

Available Fluorescent in situ hybridization (FISH) procedures, reagents and equipment.

Protocols

Immunofluorescence Labeling of Cells

Cell staining can be divided into four steps: cell preparation, fixation, application of antibody, and evaluation.

Immunofluorescence Labeling of Cells

Cell staining can be divided into four steps: cell preparation, fixation, application of antibody, and evaluation.

Immunofluorescence Labeling of Cells

Cell staining can be divided into four steps: cell preparation, fixation, application of antibody, and evaluation.

Immunofluorescence Labeling of Cells

Cell staining can be divided into four steps: cell preparation, fixation, application of antibody, and evaluation.

Related Content

Preparation & Staining of 3D Printed Tissues & Scaffolds

Three-dimensional (3D) printing of biological tissue is rapidly becoming an integral part of tissue engineering.

Preparation & Staining of 3D Printed Tissues & Scaffolds

Three-dimensional (3D) printing of biological tissue is rapidly becoming an integral part of tissue engineering.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service