熔點 8.2-8.4 °C(lit.)
沸點 101 °C
密度 1.22
蒸氣密度1.03 (vs air)
蒸氣壓52 mm Hg ( 37 °C)
FEMA 2487 | FORMIC ACID折射率 n20/D 1.377
閃點 133 °F
儲存條件 2-8°C
溶解度 H2O: soluble1g/10 mL, clear, colorless
形態(tài)Liquid
酸度系數(shù)(pKa)3.75(at 20℃)
顏色APHA: ≤15
比重1.216 (20℃/20℃)
PH值2.2 (10g/l, H2O, 20℃)
爆炸極限值(explosive limit)12-38%(V)
水溶解性 MISCIBLE
敏感性 Hygroscopic
最大波長(λmax)λ: 260 nm Amax: 0.03
λ: 280 nm Amax: 0.01
JECFA Number79
Merck 14,4241
BRN 1209246
Henry's Law ConstantAt 25 °C: 95.2, 75.1, 39.3, 10.7, and 3.17 at pH values of 1.35, 3.09, 4.05, 4.99, and 6.21, respectively (Hakuta et al., 1977)
暴露限值TLV-TWA 5 ppm (～9 mg/m
3) (ACGIH, MSHA, OSHA, and NIOSH); IDLH 100 ppm (180 mg/m
3) (NIOSH).
穩(wěn)定性Stable. Substances to be avoided include strong bases, strong oxidizing agents and powdered metals, furfuryl alcohol. Combustible. Hygroscopic. Pressure may build up in tightly closed bottles, so bottles should be opened carefully and vented periodically.
InChIKeyBDAGIHXWWSANSR-UHFFFAOYSA-N
