This product is 37wt% solution of formaldehyde in water. It contains 10-15% methanol as stabilizer.
Biochem/physiol Actions
Induces tumors in the nasal epithelium of rats, and is suspected to be a human carcinogen. Potent mutagen.
Properties
| Synonym(s) | Formalin |
| vapor density | 1.03 (vs air) |
| vapor pressure | 52 mmHg ( 37 °C) |
| form | liquid |
| autoignition temp. | 572 °F |
| contains | 10-15% methanol as stabilizer |
| concentration | 37 wt. % in H2O 37-38% |
| technique(s) | tissue processing: suitable |
| impurities | ≤0.03% free acid (as HCOOH) |
| color | APHA: ≤10 |
| pH | 2.8-4.0 |
| bp | 97 °C |
| mp | -15 °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
- 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
- Target Organs: Eyes, Central nervous system, Respiratory system
- 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
- WGK: WGK3
- Flash Point(F): 133.0 °F – closed cup
- Flash Point(C): 56.11 °C – closed cup
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