Paraformaldehyde
SIAL/P6148 - reagent grade, crystalline
Synonym: Polyoxymethylene
CAS Number: 30525-89-4
Empirical Formula (Hill Notation): CH2O ]n
Molecular Weight: 30.03 (as monomer)
MDL Number: MFCD00133991
Linear Formula: HO(CH2O)nH
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: P6148-500G
This image depicts SKU: P6148-500G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.
This image depicts SKU: P6148-1KG
This image depicts SKU: P6148-1KG
| autoignition temp. | 572 °F |
| density | 0.88 g/mL at 25 °C (lit.) |
| expl. lim. | 73 % |
| form | crystalline |
| grade | reagent grade |
| InChI | 1S/CH2O/c1-2/h1H2 |
| InChI key | WSFSSNUMVMOOMR-UHFFFAOYSA |
| mp | 120-170 °C (lit.) |
| Quality Level | 200  |
| storage temp. | 2-8°C |
| vapor density | 1.03 (vs air) |
| vapor pressure | <1.45 mmHg ( 25 °C) |
| 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. |
| General description: | Paraformaldehyde is a cross-linking fixative. It is changed to formaldehyde by heating and by adding small amount of sodium hydroxide. |
| Other Notes: | 2024 CiteAb Award Winner for Supplier Succeeding in Parkinson′s Research  |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 5 kg in poly drum |
| Packaging: | 500 g in poly bottle |
| Symbol |     GHS02,GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H228 - H302 + H332 - H315 - H317 - H318 - H335 - H341 - H350 |
| Precautionary statements | P210 - P280 - P301 + P312 - P304 + P340 + P312 - P305 + P351 + P338 - P308 + P313 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20/22-37/38-40-41-43 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 2213 4.1 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 120-170 °C (lit.) |
| Density | 0.88 g/mL at 25 °C (lit.) |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352114 |