33220

Formaldehyde solution

puriss. p.a., ACS reagent, ≥36.5%

• Synonym(s): Formalin
• Linear Formula: HCHO
• CAS Number: 50-00-0
• Molecular Weight: 30.03
• Beilstein: 1209228
• MDL number: MFCD00003274
• UNSPSC Code: 12190000
• PubChem Substance ID: 57648778
• bp: 97 °C
• vapor pressure: 52 mmHg ( 37 °C)

Properties

• grade: ACS reagent; puriss. p.a.
• Quality Level: 200
• vapor density: 1.03 (vs air)
• vapor pressure: 52 mmHg ( 37 °C)
• form: powder
• autoignition temp.: 572 °F
• contains: ~10% methanol as stabilizer
• concentration: ≥36.5%
• impurities: ≤0.0002% heavy metals (as Pb); ≤0.6% (water)
• ign. residue: ≤0.005% (as SO₄)
• bp: 97 °C
• mp: -15 °C
• density: 1.09 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤1 mg/kg; sulfate (SO₄^2-): ≤20 mg/kg
• cation traces: Fe: ≤1 mg/kg
• SMILES string: [Na+].[Na+].[Na+].[O-]C(=O)C1=NN(c2ccc(cc2)S([O-])(=O)=O)C(=O)C1N=Nc3ccc(cc3)S([O-])(=O)=O; [H]C([H])=O
• InChI: 1S/CH2O/c1-2/h1H2
• InChI key: WSFSSNUMVMOOMR-UHFFFAOYSA-N

Description

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Safety Information

• Pictograms: GHS02,GHS06,GHS08,GHS05
• Signal Word: Danger
• Hazard Statements: H226,H301 + H311,H314,H317,H330,H335,H341,H350,H370
• Precautionary Statements: P202 - P210 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Flam. Liq. 3 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 1 - STOT SE 3
• Target Organs: Eyes,Central nervous system, Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 133.0 °F - closed cup
• Flash Point(C): 56.11 °C - closed cup