ACS reagent, 37 wt. % in H2O, contains 10-15% Methanol as stabilizer (to prevent polymerization)
Synonym(s): Formalin
Empirical Formula: CH2O
Formula Weight: 30.03
Linear Formula: HCHO
MDL Number: 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
RIDADR: UN 2209 8 / PGIII
Signal Word: Danger
Hazard statements: H301-H311-H314-H317-H331-H335-H351-H370
Precautionary statements: P260-P280-P301 + P310-P305 + P351 + P338-P310
Hazard Codes (Europe) : T
Risk Statements (Europe): 23/24/25-34-39/23/24/25-40-43
Safety Statements (Europe): 26-36/37/39-45-51
WGK Germany: 2