Synonyms: Formalin
CAS Number: 50-00-0
Formula: CH2O
Formula Weight: 30.03
Linear Formula: HCHO
MDL No.: MFCD00003274
Purity: 36.5-38.0%
Density: 1.09 g/mL at 25 C(lit.)
Refractive Index: n20/D 1.3765
Beilstein Registry Number: 1209228
UNSPSC Code: 12352114
General description: Formaldehyde (formalin) is produced by oxidation of methanol. It is made of 37% formaldehyde and impurities such as methanol, small amounts of formic acid, aldehydes and ketones. It is used as a denaturant in formaldehyde-agarose gel electrophoresis of RNA.
Application: Formaldehyde solution has been used as a fixing agent to fix cells during immunofluorescence imaging and for cross-linking cells during chromatin immunoprecipitation (ChIP) assay.
Application: Formaldehyde solution has been used for cross-linking/fixing of cells in ChIP (chromatin immunoprecipitation) assay. It has been used for fixing of cells for imaging.
Physical form: This product is a solution of approximately 37% by weight of formaldehyde gas in water.
RIDADR: UN 2209 8 / PGIII
WGK Germany: 3
Flash Point(F): 132.8 F
Flash Point(C): 56 C
R Codes: 23/24/25-34-39/23/24/25-40-43
S Codes: 26-36/37/39-45-51
IOD Codes: T
Symbol: GHS02, GHS05, GHS06, GHS08
Signal Word: Danger
Hazard Statements: H226-H301 + H311 + H331-H314-H317-H335-H341-H350-H370
Precautionary statements: P201-P210-P260-P280-P301 + P310 + P330-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338 + P310-P308 + P311-P370 + P378-P403 + P233