11-0705

Formaldehyde neutral buffer solution

3.7% formaldehyde in H₂O

• Synonym(s): Formaldehyde solution, Formalin
• Linear Formula: HCHO
• CAS Number: 50-00-0
• Molecular Weight: 30.03
• Beilstein/REAXYS Number: 1209228
• MDL number: MFCD00003274
• UNSPSC Code: 12161700
• PubChem Substance ID: 329749307
• vapor pressure: 52 mmHg ( 37 °C)

Properties

• vapor density: 1.03 (vs air)
• vapor pressure: 52 mmHg ( 37 °C)
• form: liquid
• autoignition temp.: 572 °F
• availability: available only in Japan
• concentration: 3.7% formaldehyde in H₂O
• dilution: (for analytical testing)
• pH: 7.10-7.30 (20 °C)
• density: 1.09 g/mL at 25 °C (lit.)
• SMILES string: [H]C([H])=O
• InChI: 1S/CH2O/c1-2/h1H2
• InChI key: WSFSSNUMVMOOMR-UHFFFAOYSA-N

Safety Information

• pictograms: GHS08,GHS07
• signalword: Danger
• hcodes: H317,H332,H341,H350
• pcodes: P202 - P261 - P280 - P302 + P352 - P304 + P340 + P312 - P308 + P313
• Hazard Classifications: Acute Tox. 4 Inhalation - Carc. 1B - Muta. 2 - Skin Sens. 1
• Storage Class: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter